221030310

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{877}}^1$

素因数の和:1189

約数の個数: 64

約数和(自身を含む): 550232064

約数和(自身を除く): 329201754

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 31, 62, 93, 155, 186, 271, 310, 465, 542, 813, 877, 930, 1355, 1626, 1754, 2631, 2710, 4065, 4385, 5262, 8130, 8401, 8770, 13155, 16802, 25203, 26310, 27187, 42005, 50406, 54374, 81561, 84010, 126015, 135935, 163122, 237667, 252030, 271870, 407805, 475334, 713001, 815610, 1188335, 1426002, 2376670, 3565005, 7130010, 7367677, 14735354, 22103031, 36838385, 44206062, 73676770, 110515155, 221030310]

約数ペア:

[(1, 221030310), (2, 110515155), (3, 73676770), (5, 44206062), (6, 36838385), (10, 22103031), (15, 14735354), (30, 7367677), (31, 7130010), (62, 3565005), (93, 2376670), (155, 1426002), (186, 1188335), (271, 815610), (310, 713001), (465, 475334), (542, 407805), (813, 271870), (877, 252030), (930, 237667), (1355, 163122), (1626, 135935), (1754, 126015), (2631, 84010), (2710, 81561), (4065, 54374), (4385, 50406), (5262, 42005), (8130, 27187), (8401, 26310), (8770, 25203), (13155, 16802)]