15979260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 144

約数和(自身を含む): 51480576

約数和(自身を除く): 35501316

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 31, 33, 44, 55, 60, 62, 66, 71, 93, 110, 121, 124, 132, 142, 155, 165, 186, 213, 220, 242, 284, 310, 330, 341, 355, 363, 372, 426, 465, 484, 605, 620, 660, 682, 710, 726, 781, 852, 930, 1023, 1065, 1210, 1364, 1420, 1452, 1562, 1705, 1815, 1860, 2046, 2130, 2201, 2343, 2420, 3124, 3410, 3630, 3751, 3905, 4092, 4260, 4402, 4686, 5115, 6603, 6820, 7260, 7502, 7810, 8591, 8804, 9372, 10230, 11005, 11253, 11715, 13206, 15004, 15620, 17182, 18755, 20460, 22010, 22506, 23430, 24211, 25773, 26412, 33015, 34364, 37510, 42955, 44020, 45012, 46860, 48422, 51546, 56265, 66030, 72633, 75020, 85910, 96844, 103092, 112530, 121055, 128865, 132060, 145266, 171820, 225060, 242110, 257730, 266321, 290532, 363165, 484220, 515460, 532642, 726330, 798963, 1065284, 1331605, 1452660, 1597926, 2663210, 3195852, 3994815, 5326420, 7989630, 15979260]

約数ペア:

[(1, 15979260), (2, 7989630), (3, 5326420), (4, 3994815), (5, 3195852), (6, 2663210), (10, 1597926), (11, 1452660), (12, 1331605), (15, 1065284), (20, 798963), (22, 726330), (30, 532642), (31, 515460), (33, 484220), (44, 363165), (55, 290532), (60, 266321), (62, 257730), (66, 242110), (71, 225060), (93, 171820), (110, 145266), (121, 132060), (124, 128865), (132, 121055), (142, 112530), (155, 103092), (165, 96844), (186, 85910), (213, 75020), (220, 72633), (242, 66030), (284, 56265), (310, 51546), (330, 48422), (341, 46860), (355, 45012), (363, 44020), (372, 42955), (426, 37510), (465, 34364), (484, 33015), (605, 26412), (620, 25773), (660, 24211), (682, 23430), (710, 22506), (726, 22010), (781, 20460), (852, 18755), (930, 17182), (1023, 15620), (1065, 15004), (1210, 13206), (1364, 11715), (1420, 11253), (1452, 11005), (1562, 10230), (1705, 9372), (1815, 8804), (1860, 8591), (2046, 7810), (2130, 7502), (2201, 7260), (2343, 6820), (2420, 6603), (3124, 5115), (3410, 4686), (3630, 4402), (3751, 4260), (3905, 4092)]