161212872

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{1013}}^1$

素因数の和:1390

約数の個数: 64

約数和(自身を含む): 425880000

約数和(自身を除く): 264667128

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 114, 152, 228, 349, 456, 698, 1013, 1047, 1396, 2026, 2094, 2792, 3039, 4052, 4188, 6078, 6631, 8104, 8376, 12156, 13262, 19247, 19893, 24312, 26524, 38494, 39786, 53048, 57741, 76988, 79572, 115482, 153976, 159144, 230964, 353537, 461928, 707074, 1060611, 1414148, 2121222, 2828296, 4242444, 6717203, 8484888, 13434406, 20151609, 26868812, 40303218, 53737624, 80606436, 161212872]

約数ペア:

[(1, 161212872), (2, 80606436), (3, 53737624), (4, 40303218), (6, 26868812), (8, 20151609), (12, 13434406), (19, 8484888), (24, 6717203), (38, 4242444), (57, 2828296), (76, 2121222), (114, 1414148), (152, 1060611), (228, 707074), (349, 461928), (456, 353537), (698, 230964), (1013, 159144), (1047, 153976), (1396, 115482), (2026, 79572), (2094, 76988), (2792, 57741), (3039, 53048), (4052, 39786), (4188, 38494), (6078, 26524), (6631, 24312), (8104, 19893), (8376, 19247), (12156, 13262)]