64644750

素因数分解:

$2^1\times 3^3\times 5^3\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:244

約数の個数: 128

約数和(自身を含む): 183381120

約数和(自身を除く): 118736370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 61, 75, 90, 122, 125, 135, 150, 157, 183, 225, 250, 270, 305, 314, 366, 375, 450, 471, 549, 610, 675, 750, 785, 915, 942, 1098, 1125, 1350, 1413, 1525, 1570, 1647, 1830, 2250, 2355, 2745, 2826, 3050, 3294, 3375, 3925, 4239, 4575, 4710, 5490, 6750, 7065, 7625, 7850, 8235, 8478, 9150, 9577, 11775, 13725, 14130, 15250, 16470, 19154, 19625, 21195, 22875, 23550, 27450, 28731, 35325, 39250, 41175, 42390, 45750, 47885, 57462, 58875, 68625, 70650, 82350, 86193, 95770, 105975, 117750, 137250, 143655, 172386, 176625, 205875, 211950, 239425, 258579, 287310, 353250, 411750, 430965, 478850, 517158, 529875, 718275, 861930, 1059750, 1197125, 1292895, 1436550, 2154825, 2394250, 2585790, 3591375, 4309650, 6464475, 7182750, 10774125, 12928950, 21548250, 32322375, 64644750]

約数ペア:

[(1, 64644750), (2, 32322375), (3, 21548250), (5, 12928950), (6, 10774125), (9, 7182750), (10, 6464475), (15, 4309650), (18, 3591375), (25, 2585790), (27, 2394250), (30, 2154825), (45, 1436550), (50, 1292895), (54, 1197125), (61, 1059750), (75, 861930), (90, 718275), (122, 529875), (125, 517158), (135, 478850), (150, 430965), (157, 411750), (183, 353250), (225, 287310), (250, 258579), (270, 239425), (305, 211950), (314, 205875), (366, 176625), (375, 172386), (450, 143655), (471, 137250), (549, 117750), (610, 105975), (675, 95770), (750, 86193), (785, 82350), (915, 70650), (942, 68625), (1098, 58875), (1125, 57462), (1350, 47885), (1413, 45750), (1525, 42390), (1570, 41175), (1647, 39250), (1830, 35325), (2250, 28731), (2355, 27450), (2745, 23550), (2826, 22875), (3050, 21195), (3294, 19625), (3375, 19154), (3925, 16470), (4239, 15250), (4575, 14130), (4710, 13725), (5490, 11775), (6750, 9577), (7065, 9150), (7625, 8478), (7850, 8235)]