145684280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9817}}^1$

素因数の和:9888

約数の個数: 64

約数和(自身を含む): 381723840

約数和(自身を除く): 236039560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 53, 56, 70, 106, 140, 212, 265, 280, 371, 424, 530, 742, 1060, 1484, 1855, 2120, 2968, 3710, 7420, 9817, 14840, 19634, 39268, 49085, 68719, 78536, 98170, 137438, 196340, 274876, 343595, 392680, 520301, 549752, 687190, 1040602, 1374380, 2081204, 2601505, 2748760, 3642107, 4162408, 5203010, 7284214, 10406020, 14568428, 18210535, 20812040, 29136856, 36421070, 72842140, 145684280]

約数ペア:

[(1, 145684280), (2, 72842140), (4, 36421070), (5, 29136856), (7, 20812040), (8, 18210535), (10, 14568428), (14, 10406020), (20, 7284214), (28, 5203010), (35, 4162408), (40, 3642107), (53, 2748760), (56, 2601505), (70, 2081204), (106, 1374380), (140, 1040602), (212, 687190), (265, 549752), (280, 520301), (371, 392680), (424, 343595), (530, 274876), (742, 196340), (1060, 137438), (1484, 98170), (1855, 78536), (2120, 68719), (2968, 49085), (3710, 39268), (7420, 19634), (9817, 14840)]