378123990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{113}}^1\times {\mathrm{1571}}^1$

素因数の和:1765

約数の個数: 64

約数和(自身を含む): 929014272

約数和(自身を除く): 550890282

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 113, 142, 213, 226, 339, 355, 426, 565, 678, 710, 1065, 1130, 1571, 1695, 2130, 3142, 3390, 4713, 7855, 8023, 9426, 15710, 16046, 23565, 24069, 40115, 47130, 48138, 80230, 111541, 120345, 177523, 223082, 240690, 334623, 355046, 532569, 557705, 669246, 887615, 1065138, 1115410, 1673115, 1775230, 2662845, 3346230, 5325690, 12604133, 25208266, 37812399, 63020665, 75624798, 126041330, 189061995, 378123990]

約数ペア:

[(1, 378123990), (2, 189061995), (3, 126041330), (5, 75624798), (6, 63020665), (10, 37812399), (15, 25208266), (30, 12604133), (71, 5325690), (113, 3346230), (142, 2662845), (213, 1775230), (226, 1673115), (339, 1115410), (355, 1065138), (426, 887615), (565, 669246), (678, 557705), (710, 532569), (1065, 355046), (1130, 334623), (1571, 240690), (1695, 223082), (2130, 177523), (3142, 120345), (3390, 111541), (4713, 80230), (7855, 48138), (8023, 47130), (9426, 40115), (15710, 24069), (16046, 23565)]