90404172

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{1013}}^1$

素因数の和:1127

約数の個数: 72

約数和(自身を含む): 238436016

約数和(自身を除く): 148031844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 67, 74, 111, 134, 148, 201, 222, 268, 333, 402, 444, 603, 666, 804, 1013, 1206, 1332, 2026, 2412, 2479, 3039, 4052, 4958, 6078, 7437, 9117, 9916, 12156, 14874, 18234, 22311, 29748, 36468, 37481, 44622, 67871, 74962, 89244, 112443, 135742, 149924, 203613, 224886, 271484, 337329, 407226, 449772, 610839, 674658, 814452, 1221678, 1349316, 2443356, 2511227, 5022454, 7533681, 10044908, 15067362, 22601043, 30134724, 45202086, 90404172]

約数ペア:

[(1, 90404172), (2, 45202086), (3, 30134724), (4, 22601043), (6, 15067362), (9, 10044908), (12, 7533681), (18, 5022454), (36, 2511227), (37, 2443356), (67, 1349316), (74, 1221678), (111, 814452), (134, 674658), (148, 610839), (201, 449772), (222, 407226), (268, 337329), (333, 271484), (402, 224886), (444, 203613), (603, 149924), (666, 135742), (804, 112443), (1013, 89244), (1206, 74962), (1332, 67871), (2026, 44622), (2412, 37481), (2479, 36468), (3039, 29748), (4052, 22311), (4958, 18234), (6078, 14874), (7437, 12156), (9117, 9916)]