7781856420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{4621}}^1$

素因数の和:4790

約数の個数: 192

約数和(自身を含む): 25046654976

約数和(自身を除く): 17264798556

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 127, 130, 156, 170, 195, 204, 221, 254, 255, 260, 340, 381, 390, 442, 508, 510, 635, 663, 762, 780, 884, 1020, 1105, 1270, 1326, 1524, 1651, 1905, 2159, 2210, 2540, 2652, 3302, 3315, 3810, 4318, 4420, 4621, 4953, 6477, 6604, 6630, 7620, 8255, 8636, 9242, 9906, 10795, 12954, 13260, 13863, 16510, 18484, 19812, 21590, 23105, 24765, 25908, 27726, 28067, 32385, 33020, 43180, 46210, 49530, 55452, 56134, 60073, 64770, 69315, 78557, 84201, 92420, 99060, 112268, 120146, 129540, 138630, 140335, 157114, 168402, 180219, 235671, 240292, 277260, 280670, 300365, 314228, 336804, 360438, 392785, 421005, 471342, 561340, 586867, 600730, 720876, 785570, 842010, 901095, 942684, 1021241, 1173734, 1178355, 1201460, 1571140, 1684020, 1760601, 1802190, 2042482, 2347468, 2356710, 2934335, 3063723, 3521202, 3604380, 4084964, 4713420, 5106205, 5868670, 6127446, 7042404, 7629271, 8803005, 9976739, 10212410, 11737340, 12254892, 15258542, 15318615, 17606010, 19953478, 20424820, 22887813, 29930217, 30517084, 30637230, 35212020, 38146355, 39906956, 45775626, 49883695, 59860434, 61274460, 76292710, 91551252, 99767390, 114439065, 119720868, 129697607, 149651085, 152585420, 199534780, 228878130, 259395214, 299302170, 389092821, 457756260, 518790428, 598604340, 648488035, 778185642, 1296976070, 1556371284, 1945464105, 2593952140, 3890928210, 7781856420]

約数ペア:

[(1, 7781856420), (2, 3890928210), (3, 2593952140), (4, 1945464105), (5, 1556371284), (6, 1296976070), (10, 778185642), (12, 648488035), (13, 598604340), (15, 518790428), (17, 457756260), (20, 389092821), (26, 299302170), (30, 259395214), (34, 228878130), (39, 199534780), (51, 152585420), (52, 149651085), (60, 129697607), (65, 119720868), (68, 114439065), (78, 99767390), (85, 91551252), (102, 76292710), (127, 61274460), (130, 59860434), (156, 49883695), (170, 45775626), (195, 39906956), (204, 38146355), (221, 35212020), (254, 30637230), (255, 30517084), (260, 29930217), (340, 22887813), (381, 20424820), (390, 19953478), (442, 17606010), (508, 15318615), (510, 15258542), (635, 12254892), (663, 11737340), (762, 10212410), (780, 9976739), (884, 8803005), (1020, 7629271), (1105, 7042404), (1270, 6127446), (1326, 5868670), (1524, 5106205), (1651, 4713420), (1905, 4084964), (2159, 3604380), (2210, 3521202), (2540, 3063723), (2652, 2934335), (3302, 2356710), (3315, 2347468), (3810, 2042482), (4318, 1802190), (4420, 1760601), (4621, 1684020), (4953, 1571140), (6477, 1201460), (6604, 1178355), (6630, 1173734), (7620, 1021241), (8255, 942684), (8636, 901095), (9242, 842010), (9906, 785570), (10795, 720876), (12954, 600730), (13260, 586867), (13863, 561340), (16510, 471342), (18484, 421005), (19812, 392785), (21590, 360438), (23105, 336804), (24765, 314228), (25908, 300365), (27726, 280670), (28067, 277260), (32385, 240292), (33020, 235671), (43180, 180219), (46210, 168402), (49530, 157114), (55452, 140335), (56134, 138630), (60073, 129540), (64770, 120146), (69315, 112268), (78557, 99060), (84201, 92420)]