90393420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{401}}^1$

素因数の和:460

約数の個数: 144

約数和(自身を含む): 290269728

約数和(自身を除く): 199876308

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, 130, 156, 170, 195, 204, 221, 255, 260, 289, 340, 390, 401, 442, 510, 578, 663, 780, 802, 867, 884, 1020, 1105, 1156, 1203, 1326, 1445, 1604, 1734, 2005, 2210, 2406, 2652, 2890, 3315, 3468, 3757, 4010, 4335, 4420, 4812, 5213, 5780, 6015, 6630, 6817, 7514, 8020, 8670, 10426, 11271, 12030, 13260, 13634, 15028, 15639, 17340, 18785, 20451, 20852, 22542, 24060, 26065, 27268, 31278, 34085, 37570, 40902, 45084, 52130, 56355, 62556, 68170, 75140, 78195, 81804, 88621, 102255, 104260, 112710, 115889, 136340, 156390, 177242, 204510, 225420, 231778, 265863, 312780, 347667, 354484, 409020, 443105, 463556, 531726, 579445, 695334, 886210, 1063452, 1158890, 1329315, 1390668, 1506557, 1738335, 1772420, 2317780, 2658630, 3013114, 3476670, 4519671, 5317260, 6026228, 6953340, 7532785, 9039342, 15065570, 18078684, 22598355, 30131140, 45196710, 90393420]

約数ペア:

[(1, 90393420), (2, 45196710), (3, 30131140), (4, 22598355), (5, 18078684), (6, 15065570), (10, 9039342), (12, 7532785), (13, 6953340), (15, 6026228), (17, 5317260), (20, 4519671), (26, 3476670), (30, 3013114), (34, 2658630), (39, 2317780), (51, 1772420), (52, 1738335), (60, 1506557), (65, 1390668), (68, 1329315), (78, 1158890), (85, 1063452), (102, 886210), (130, 695334), (156, 579445), (170, 531726), (195, 463556), (204, 443105), (221, 409020), (255, 354484), (260, 347667), (289, 312780), (340, 265863), (390, 231778), (401, 225420), (442, 204510), (510, 177242), (578, 156390), (663, 136340), (780, 115889), (802, 112710), (867, 104260), (884, 102255), (1020, 88621), (1105, 81804), (1156, 78195), (1203, 75140), (1326, 68170), (1445, 62556), (1604, 56355), (1734, 52130), (2005, 45084), (2210, 40902), (2406, 37570), (2652, 34085), (2890, 31278), (3315, 27268), (3468, 26065), (3757, 24060), (4010, 22542), (4335, 20852), (4420, 20451), (4812, 18785), (5213, 17340), (5780, 15639), (6015, 15028), (6630, 13634), (6817, 13260), (7514, 12030), (8020, 11271), (8670, 10426)]