56861220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{271}}^1$

素因数の和:565

約数の個数: 96

約数和(自身を含む): 172730880

約数和(自身を除く): 115869660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 269, 271, 390, 538, 542, 780, 807, 813, 1076, 1084, 1345, 1355, 1614, 1626, 2690, 2710, 3228, 3252, 3497, 3523, 4035, 4065, 5380, 5420, 6994, 7046, 8070, 8130, 10491, 10569, 13988, 14092, 16140, 16260, 17485, 17615, 20982, 21138, 34970, 35230, 41964, 42276, 52455, 52845, 69940, 70460, 72899, 104910, 105690, 145798, 209820, 211380, 218697, 291596, 364495, 437394, 728990, 874788, 947687, 1093485, 1457980, 1895374, 2186970, 2843061, 3790748, 4373940, 4738435, 5686122, 9476870, 11372244, 14215305, 18953740, 28430610, 56861220]

約数ペア:

[(1, 56861220), (2, 28430610), (3, 18953740), (4, 14215305), (5, 11372244), (6, 9476870), (10, 5686122), (12, 4738435), (13, 4373940), (15, 3790748), (20, 2843061), (26, 2186970), (30, 1895374), (39, 1457980), (52, 1093485), (60, 947687), (65, 874788), (78, 728990), (130, 437394), (156, 364495), (195, 291596), (260, 218697), (269, 211380), (271, 209820), (390, 145798), (538, 105690), (542, 104910), (780, 72899), (807, 70460), (813, 69940), (1076, 52845), (1084, 52455), (1345, 42276), (1355, 41964), (1614, 35230), (1626, 34970), (2690, 21138), (2710, 20982), (3228, 17615), (3252, 17485), (3497, 16260), (3523, 16140), (4035, 14092), (4065, 13988), (5380, 10569), (5420, 10491), (6994, 8130), (7046, 8070)]