138937500

素因数分解:

$2^2\times 3^2\times 5^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:72

約数の個数: 252

約数和(自身を含む): 497649880

約数和(自身を除く): 358712380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 25, 26, 30, 36, 38, 39, 45, 50, 52, 57, 60, 65, 75, 76, 78, 90, 95, 100, 114, 117, 125, 130, 150, 156, 171, 180, 190, 195, 225, 228, 234, 247, 250, 260, 285, 300, 325, 342, 375, 380, 390, 450, 468, 475, 494, 500, 570, 585, 625, 650, 684, 741, 750, 780, 855, 900, 950, 975, 988, 1125, 1140, 1170, 1235, 1250, 1300, 1425, 1482, 1500, 1625, 1710, 1875, 1900, 1950, 2223, 2250, 2340, 2375, 2470, 2500, 2850, 2925, 2964, 3125, 3250, 3420, 3705, 3750, 3900, 4275, 4446, 4500, 4750, 4875, 4940, 5625, 5700, 5850, 6175, 6250, 6500, 7125, 7410, 7500, 8125, 8550, 8892, 9375, 9500, 9750, 11115, 11250, 11700, 11875, 12350, 12500, 14250, 14625, 14820, 15625, 16250, 17100, 18525, 18750, 19500, 21375, 22230, 22500, 23750, 24375, 24700, 28125, 28500, 29250, 30875, 31250, 32500, 35625, 37050, 37500, 40625, 42750, 44460, 46875, 47500, 48750, 55575, 56250, 58500, 59375, 61750, 62500, 71250, 73125, 74100, 81250, 85500, 92625, 93750, 97500, 106875, 111150, 112500, 118750, 121875, 123500, 140625, 142500, 146250, 154375, 162500, 178125, 185250, 187500, 203125, 213750, 222300, 237500, 243750, 277875, 281250, 292500, 296875, 308750, 356250, 365625, 370500, 406250, 427500, 463125, 487500, 534375, 555750, 562500, 593750, 609375, 617500, 712500, 731250, 771875, 812500, 890625, 926250, 1068750, 1111500, 1187500, 1218750, 1389375, 1462500, 1543750, 1781250, 1828125, 1852500, 2137500, 2315625, 2437500, 2671875, 2778750, 3087500, 3562500, 3656250, 3859375, 4631250, 5343750, 5557500, 6946875, 7312500, 7718750, 9262500, 10687500, 11578125, 13893750, 15437500, 23156250, 27787500, 34734375, 46312500, 69468750, 138937500]

約数ペア:

[(1, 138937500), (2, 69468750), (3, 46312500), (4, 34734375), (5, 27787500), (6, 23156250), (9, 15437500), (10, 13893750), (12, 11578125), (13, 10687500), (15, 9262500), (18, 7718750), (19, 7312500), (20, 6946875), (25, 5557500), (26, 5343750), (30, 4631250), (36, 3859375), (38, 3656250), (39, 3562500), (45, 3087500), (50, 2778750), (52, 2671875), (57, 2437500), (60, 2315625), (65, 2137500), (75, 1852500), (76, 1828125), (78, 1781250), (90, 1543750), (95, 1462500), (100, 1389375), (114, 1218750), (117, 1187500), (125, 1111500), (130, 1068750), (150, 926250), (156, 890625), (171, 812500), (180, 771875), (190, 731250), (195, 712500), (225, 617500), (228, 609375), (234, 593750), (247, 562500), (250, 555750), (260, 534375), (285, 487500), (300, 463125), (325, 427500), (342, 406250), (375, 370500), (380, 365625), (390, 356250), (450, 308750), (468, 296875), (475, 292500), (494, 281250), (500, 277875), (570, 243750), (585, 237500), (625, 222300), (650, 213750), (684, 203125), (741, 187500), (750, 185250), (780, 178125), (855, 162500), (900, 154375), (950, 146250), (975, 142500), (988, 140625), (1125, 123500), (1140, 121875), (1170, 118750), (1235, 112500), (1250, 111150), (1300, 106875), (1425, 97500), (1482, 93750), (1500, 92625), (1625, 85500), (1710, 81250), (1875, 74100), (1900, 73125), (1950, 71250), (2223, 62500), (2250, 61750), (2340, 59375), (2375, 58500), (2470, 56250), (2500, 55575), (2850, 48750), (2925, 47500), (2964, 46875), (3125, 44460), (3250, 42750), (3420, 40625), (3705, 37500), (3750, 37050), (3900, 35625), (4275, 32500), (4446, 31250), (4500, 30875), (4750, 29250), (4875, 28500), (4940, 28125), (5625, 24700), (5700, 24375), (5850, 23750), (6175, 22500), (6250, 22230), (6500, 21375), (7125, 19500), (7410, 18750), (7500, 18525), (8125, 17100), (8550, 16250), (8892, 15625), (9375, 14820), (9500, 14625), (9750, 14250), (11115, 12500), (11250, 12350), (11700, 11875)]