996168780

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{204973}}^1$

素因数の和:204997

約数の個数: 72

約数和(自身を含む): 3133642512

約数和(自身を除く): 2137473732

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 243, 270, 324, 405, 486, 540, 810, 972, 1215, 1620, 2430, 4860, 204973, 409946, 614919, 819892, 1024865, 1229838, 1844757, 2049730, 2459676, 3074595, 3689514, 4099460, 5534271, 6149190, 7379028, 9223785, 11068542, 12298380, 16602813, 18447570, 22137084, 27671355, 33205626, 36895140, 49808439, 55342710, 66411252, 83014065, 99616878, 110685420, 166028130, 199233756, 249042195, 332056260, 498084390, 996168780]

約数ペア:

[(1, 996168780), (2, 498084390), (3, 332056260), (4, 249042195), (5, 199233756), (6, 166028130), (9, 110685420), (10, 99616878), (12, 83014065), (15, 66411252), (18, 55342710), (20, 49808439), (27, 36895140), (30, 33205626), (36, 27671355), (45, 22137084), (54, 18447570), (60, 16602813), (81, 12298380), (90, 11068542), (108, 9223785), (135, 7379028), (162, 6149190), (180, 5534271), (243, 4099460), (270, 3689514), (324, 3074595), (405, 2459676), (486, 2049730), (540, 1844757), (810, 1229838), (972, 1024865), (1215, 819892), (1620, 614919), (2430, 409946), (4860, 204973)]