69243460

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:146

約数の個数: 144

約数和(自身を含む): 180182016

約数和(自身を除く): 110938556

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 31, 44, 52, 55, 62, 65, 71, 110, 121, 124, 130, 142, 143, 155, 220, 242, 260, 284, 286, 310, 341, 355, 403, 484, 572, 605, 620, 682, 710, 715, 781, 806, 923, 1210, 1364, 1420, 1430, 1562, 1573, 1612, 1705, 1846, 2015, 2201, 2420, 2860, 3124, 3146, 3410, 3692, 3751, 3905, 4030, 4402, 4433, 4615, 6292, 6820, 7502, 7810, 7865, 8060, 8591, 8804, 8866, 9230, 10153, 11005, 15004, 15620, 15730, 17182, 17732, 18460, 18755, 20306, 22010, 22165, 24211, 28613, 31460, 34364, 37510, 40612, 42955, 44020, 44330, 48422, 48763, 50765, 57226, 75020, 85910, 88660, 96844, 97526, 101530, 111683, 114452, 121055, 143065, 171820, 195052, 203060, 223366, 242110, 243815, 266321, 286130, 314743, 446732, 484220, 487630, 532642, 558415, 572260, 629486, 975260, 1065284, 1116830, 1258972, 1331605, 1573715, 2233660, 2663210, 3147430, 3462173, 5326420, 6294860, 6924346, 13848692, 17310865, 34621730, 69243460]

約数ペア:

[(1, 69243460), (2, 34621730), (4, 17310865), (5, 13848692), (10, 6924346), (11, 6294860), (13, 5326420), (20, 3462173), (22, 3147430), (26, 2663210), (31, 2233660), (44, 1573715), (52, 1331605), (55, 1258972), (62, 1116830), (65, 1065284), (71, 975260), (110, 629486), (121, 572260), (124, 558415), (130, 532642), (142, 487630), (143, 484220), (155, 446732), (220, 314743), (242, 286130), (260, 266321), (284, 243815), (286, 242110), (310, 223366), (341, 203060), (355, 195052), (403, 171820), (484, 143065), (572, 121055), (605, 114452), (620, 111683), (682, 101530), (710, 97526), (715, 96844), (781, 88660), (806, 85910), (923, 75020), (1210, 57226), (1364, 50765), (1420, 48763), (1430, 48422), (1562, 44330), (1573, 44020), (1612, 42955), (1705, 40612), (1846, 37510), (2015, 34364), (2201, 31460), (2420, 28613), (2860, 24211), (3124, 22165), (3146, 22010), (3410, 20306), (3692, 18755), (3751, 18460), (3905, 17732), (4030, 17182), (4402, 15730), (4433, 15620), (4615, 15004), (6292, 11005), (6820, 10153), (7502, 9230), (7810, 8866), (7865, 8804), (8060, 8591)]