221788725730

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{297691}}^1$

素因数の和:298243

約数の個数: 64

約数和(自身を含む): 469915157376

約数和(自身を除く): 248126431646

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 521, 715, 1042, 1430, 2605, 5210, 5731, 6773, 11462, 13546, 28655, 33865, 57310, 67730, 74503, 149006, 297691, 372515, 595382, 745030, 1488455, 2976910, 3274601, 3869983, 6549202, 7739966, 16373005, 19349915, 32746010, 38699830, 42569813, 85139626, 155097011, 212849065, 310194022, 425698130, 775485055, 1550970110, 1706067121, 2016261143, 3412134242, 4032522286, 8530335605, 10081305715, 17060671210, 20162611430, 22178872573, 44357745146, 110894362865, 221788725730]

約数ペア:

[(1, 221788725730), (2, 110894362865), (5, 44357745146), (10, 22178872573), (11, 20162611430), (13, 17060671210), (22, 10081305715), (26, 8530335605), (55, 4032522286), (65, 3412134242), (110, 2016261143), (130, 1706067121), (143, 1550970110), (286, 775485055), (521, 425698130), (715, 310194022), (1042, 212849065), (1430, 155097011), (2605, 85139626), (5210, 42569813), (5731, 38699830), (6773, 32746010), (11462, 19349915), (13546, 16373005), (28655, 7739966), (33865, 6549202), (57310, 3869983), (67730, 3274601), (74503, 2976910), (149006, 1488455), (297691, 745030), (372515, 595382)]