153977320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{6961}}^1$

素因数の和:7058

約数の個数: 64

約数和(自身を含む): 401011200

約数和(自身を除く): 247033880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 395, 553, 632, 790, 1106, 1580, 2212, 2765, 3160, 4424, 5530, 6961, 11060, 13922, 22120, 27844, 34805, 48727, 55688, 69610, 97454, 139220, 194908, 243635, 278440, 389816, 487270, 549919, 974540, 1099838, 1949080, 2199676, 2749595, 3849433, 4399352, 5499190, 7698866, 10998380, 15397732, 19247165, 21996760, 30795464, 38494330, 76988660, 153977320]

約数ペア:

[(1, 153977320), (2, 76988660), (4, 38494330), (5, 30795464), (7, 21996760), (8, 19247165), (10, 15397732), (14, 10998380), (20, 7698866), (28, 5499190), (35, 4399352), (40, 3849433), (56, 2749595), (70, 2199676), (79, 1949080), (140, 1099838), (158, 974540), (280, 549919), (316, 487270), (395, 389816), (553, 278440), (632, 243635), (790, 194908), (1106, 139220), (1580, 97454), (2212, 69610), (2765, 55688), (3160, 48727), (4424, 34805), (5530, 27844), (6961, 22120), (11060, 13922)]