1687751520

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{38639}}^1$

素因数の和:38677

約数の個数: 192

約数和(自身を含む): 6543452160

約数和(自身を除く): 4855700640

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 195, 208, 210, 224, 240, 260, 273, 280, 312, 336, 364, 390, 416, 420, 455, 480, 520, 546, 560, 624, 672, 728, 780, 840, 910, 1040, 1092, 1120, 1248, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2730, 2912, 3120, 3360, 3640, 4368, 5460, 6240, 7280, 8736, 10920, 14560, 21840, 38639, 43680, 77278, 115917, 154556, 193195, 231834, 270473, 309112, 386390, 463668, 502307, 540946, 579585, 618224, 772780, 811419, 927336, 1004614, 1081892, 1159170, 1236448, 1352365, 1506921, 1545560, 1622838, 1854672, 2009228, 2163784, 2318340, 2511535, 2704730, 3013842, 3091120, 3245676, 3516149, 3709344, 4018456, 4057095, 4327568, 4636680, 5023070, 5409460, 6027684, 6182240, 6491352, 7032298, 7534605, 8036912, 8114190, 8655136, 9273360, 10046140, 10548447, 10818920, 12055368, 12982704, 14064596, 15069210, 16073824, 16228380, 17580745, 18546720, 20092280, 21096894, 21637840, 24110736, 25965408, 28129192, 30138420, 32456760, 35161490, 40184560, 42193788, 43275680, 48221472, 52742235, 56258384, 60276840, 64913520, 70322980, 80369120, 84387576, 105484470, 112516768, 120553680, 129827040, 140645960, 168775152, 210968940, 241107360, 281291920, 337550304, 421937880, 562583840, 843875760, 1687751520]

約数ペア:

[(1, 1687751520), (2, 843875760), (3, 562583840), (4, 421937880), (5, 337550304), (6, 281291920), (7, 241107360), (8, 210968940), (10, 168775152), (12, 140645960), (13, 129827040), (14, 120553680), (15, 112516768), (16, 105484470), (20, 84387576), (21, 80369120), (24, 70322980), (26, 64913520), (28, 60276840), (30, 56258384), (32, 52742235), (35, 48221472), (39, 43275680), (40, 42193788), (42, 40184560), (48, 35161490), (52, 32456760), (56, 30138420), (60, 28129192), (65, 25965408), (70, 24110736), (78, 21637840), (80, 21096894), (84, 20092280), (91, 18546720), (96, 17580745), (104, 16228380), (105, 16073824), (112, 15069210), (120, 14064596), (130, 12982704), (140, 12055368), (156, 10818920), (160, 10548447), (168, 10046140), (182, 9273360), (195, 8655136), (208, 8114190), (210, 8036912), (224, 7534605), (240, 7032298), (260, 6491352), (273, 6182240), (280, 6027684), (312, 5409460), (336, 5023070), (364, 4636680), (390, 4327568), (416, 4057095), (420, 4018456), (455, 3709344), (480, 3516149), (520, 3245676), (546, 3091120), (560, 3013842), (624, 2704730), (672, 2511535), (728, 2318340), (780, 2163784), (840, 2009228), (910, 1854672), (1040, 1622838), (1092, 1545560), (1120, 1506921), (1248, 1352365), (1365, 1236448), (1456, 1159170), (1560, 1081892), (1680, 1004614), (1820, 927336), (2080, 811419), (2184, 772780), (2730, 618224), (2912, 579585), (3120, 540946), (3360, 502307), (3640, 463668), (4368, 386390), (5460, 309112), (6240, 270473), (7280, 231834), (8736, 193195), (10920, 154556), (14560, 115917), (21840, 77278), (38639, 43680)]