1279687500

素因数分解:

$2^2\times 3^2\times 5^8\times 7^1\times {\mathrm{13}}^1$

素因数の和:70

約数の個数: 324

約数和(自身を含む): 4976559952

約数和(自身を除く): 3696872452

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 25, 26, 28, 30, 35, 36, 39, 42, 45, 50, 52, 60, 63, 65, 70, 75, 78, 84, 90, 91, 100, 105, 117, 125, 126, 130, 140, 150, 156, 175, 180, 182, 195, 210, 225, 234, 250, 252, 260, 273, 300, 315, 325, 350, 364, 375, 390, 420, 450, 455, 468, 500, 525, 546, 585, 625, 630, 650, 700, 750, 780, 819, 875, 900, 910, 975, 1050, 1092, 1125, 1170, 1250, 1260, 1300, 1365, 1500, 1575, 1625, 1638, 1750, 1820, 1875, 1950, 2100, 2250, 2275, 2340, 2500, 2625, 2730, 2925, 3125, 3150, 3250, 3276, 3500, 3750, 3900, 4095, 4375, 4500, 4550, 4875, 5250, 5460, 5625, 5850, 6250, 6300, 6500, 6825, 7500, 7875, 8125, 8190, 8750, 9100, 9375, 9750, 10500, 11250, 11375, 11700, 12500, 13125, 13650, 14625, 15625, 15750, 16250, 16380, 17500, 18750, 19500, 20475, 21875, 22500, 22750, 24375, 26250, 27300, 28125, 29250, 31250, 31500, 32500, 34125, 37500, 39375, 40625, 40950, 43750, 45500, 46875, 48750, 52500, 56250, 56875, 58500, 62500, 65625, 68250, 73125, 78125, 78750, 81250, 81900, 87500, 93750, 97500, 102375, 109375, 112500, 113750, 121875, 131250, 136500, 140625, 146250, 156250, 157500, 162500, 170625, 187500, 196875, 203125, 204750, 218750, 227500, 234375, 243750, 262500, 281250, 284375, 292500, 312500, 328125, 341250, 365625, 390625, 393750, 406250, 409500, 437500, 468750, 487500, 511875, 546875, 562500, 568750, 609375, 656250, 682500, 703125, 731250, 781250, 787500, 812500, 853125, 937500, 984375, 1015625, 1023750, 1093750, 1137500, 1171875, 1218750, 1312500, 1406250, 1421875, 1462500, 1562500, 1640625, 1706250, 1828125, 1968750, 2031250, 2047500, 2187500, 2343750, 2437500, 2559375, 2734375, 2812500, 2843750, 3046875, 3281250, 3412500, 3515625, 3656250, 3937500, 4062500, 4265625, 4687500, 4921875, 5078125, 5118750, 5468750, 5687500, 6093750, 6562500, 7031250, 7109375, 7312500, 8203125, 8531250, 9140625, 9843750, 10156250, 10237500, 10937500, 12187500, 12796875, 14062500, 14218750, 15234375, 16406250, 17062500, 18281250, 19687500, 20312500, 21328125, 24609375, 25593750, 28437500, 30468750, 32812500, 35546875, 36562500, 42656250, 45703125, 49218750, 51187500, 60937500, 63984375, 71093750, 85312500, 91406250, 98437500, 106640625, 127968750, 142187500, 182812500, 213281250, 255937500, 319921875, 426562500, 639843750, 1279687500]

約数ペア:

[(1, 1279687500), (2, 639843750), (3, 426562500), (4, 319921875), (5, 255937500), (6, 213281250), (7, 182812500), (9, 142187500), (10, 127968750), (12, 106640625), (13, 98437500), (14, 91406250), (15, 85312500), (18, 71093750), (20, 63984375), (21, 60937500), (25, 51187500), (26, 49218750), (28, 45703125), (30, 42656250), (35, 36562500), (36, 35546875), (39, 32812500), (42, 30468750), (45, 28437500), (50, 25593750), (52, 24609375), (60, 21328125), (63, 20312500), (65, 19687500), (70, 18281250), (75, 17062500), (78, 16406250), (84, 15234375), (90, 14218750), (91, 14062500), (100, 12796875), (105, 12187500), (117, 10937500), (125, 10237500), (126, 10156250), (130, 9843750), (140, 9140625), (150, 8531250), (156, 8203125), (175, 7312500), (180, 7109375), (182, 7031250), (195, 6562500), (210, 6093750), (225, 5687500), (234, 5468750), (250, 5118750), (252, 5078125), (260, 4921875), (273, 4687500), (300, 4265625), (315, 4062500), (325, 3937500), (350, 3656250), (364, 3515625), (375, 3412500), (390, 3281250), (420, 3046875), (450, 2843750), (455, 2812500), (468, 2734375), (500, 2559375), (525, 2437500), (546, 2343750), (585, 2187500), (625, 2047500), (630, 2031250), (650, 1968750), (700, 1828125), (750, 1706250), (780, 1640625), (819, 1562500), (875, 1462500), (900, 1421875), (910, 1406250), (975, 1312500), (1050, 1218750), (1092, 1171875), (1125, 1137500), (1170, 1093750), (1250, 1023750), (1260, 1015625), (1300, 984375), (1365, 937500), (1500, 853125), (1575, 812500), (1625, 787500), (1638, 781250), (1750, 731250), (1820, 703125), (1875, 682500), (1950, 656250), (2100, 609375), (2250, 568750), (2275, 562500), (2340, 546875), (2500, 511875), (2625, 487500), (2730, 468750), (2925, 437500), (3125, 409500), (3150, 406250), (3250, 393750), (3276, 390625), (3500, 365625), (3750, 341250), (3900, 328125), (4095, 312500), (4375, 292500), (4500, 284375), (4550, 281250), (4875, 262500), (5250, 243750), (5460, 234375), (5625, 227500), (5850, 218750), (6250, 204750), (6300, 203125), (6500, 196875), (6825, 187500), (7500, 170625), (7875, 162500), (8125, 157500), (8190, 156250), (8750, 146250), (9100, 140625), (9375, 136500), (9750, 131250), (10500, 121875), (11250, 113750), (11375, 112500), (11700, 109375), (12500, 102375), (13125, 97500), (13650, 93750), (14625, 87500), (15625, 81900), (15750, 81250), (16250, 78750), (16380, 78125), (17500, 73125), (18750, 68250), (19500, 65625), (20475, 62500), (21875, 58500), (22500, 56875), (22750, 56250), (24375, 52500), (26250, 48750), (27300, 46875), (28125, 45500), (29250, 43750), (31250, 40950), (31500, 40625), (32500, 39375), (34125, 37500)]