1301823920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{787}}^1$

素因数の和:883

約数の個数: 160

約数和(自身を含む): 3376926720

約数和(自身を除く): 2075102800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 29, 31, 40, 46, 58, 62, 80, 92, 115, 116, 124, 145, 155, 184, 230, 232, 248, 290, 310, 368, 460, 464, 496, 580, 620, 667, 713, 787, 899, 920, 1160, 1240, 1334, 1426, 1574, 1798, 1840, 2320, 2480, 2668, 2852, 3148, 3335, 3565, 3596, 3935, 4495, 5336, 5704, 6296, 6670, 7130, 7192, 7870, 8990, 10672, 11408, 12592, 13340, 14260, 14384, 15740, 17980, 18101, 20677, 22823, 24397, 26680, 28520, 31480, 35960, 36202, 41354, 45646, 48794, 53360, 57040, 62960, 71920, 72404, 82708, 90505, 91292, 97588, 103385, 114115, 121985, 144808, 165416, 181010, 182584, 195176, 206770, 228230, 243970, 289616, 330832, 362020, 365168, 390352, 413540, 456460, 487940, 524929, 561131, 707513, 724040, 827080, 912920, 975880, 1049858, 1122262, 1415026, 1448080, 1654160, 1825840, 1951760, 2099716, 2244524, 2624645, 2805655, 2830052, 3537565, 4199432, 4489048, 5249290, 5611310, 5660104, 7075130, 8398864, 8978096, 10498580, 11222620, 11320208, 14150260, 16272799, 20997160, 22445240, 28300520, 32545598, 41994320, 44890480, 56601040, 65091196, 81363995, 130182392, 162727990, 260364784, 325455980, 650911960, 1301823920]

約数ペア:

[(1, 1301823920), (2, 650911960), (4, 325455980), (5, 260364784), (8, 162727990), (10, 130182392), (16, 81363995), (20, 65091196), (23, 56601040), (29, 44890480), (31, 41994320), (40, 32545598), (46, 28300520), (58, 22445240), (62, 20997160), (80, 16272799), (92, 14150260), (115, 11320208), (116, 11222620), (124, 10498580), (145, 8978096), (155, 8398864), (184, 7075130), (230, 5660104), (232, 5611310), (248, 5249290), (290, 4489048), (310, 4199432), (368, 3537565), (460, 2830052), (464, 2805655), (496, 2624645), (580, 2244524), (620, 2099716), (667, 1951760), (713, 1825840), (787, 1654160), (899, 1448080), (920, 1415026), (1160, 1122262), (1240, 1049858), (1334, 975880), (1426, 912920), (1574, 827080), (1798, 724040), (1840, 707513), (2320, 561131), (2480, 524929), (2668, 487940), (2852, 456460), (3148, 413540), (3335, 390352), (3565, 365168), (3596, 362020), (3935, 330832), (4495, 289616), (5336, 243970), (5704, 228230), (6296, 206770), (6670, 195176), (7130, 182584), (7192, 181010), (7870, 165416), (8990, 144808), (10672, 121985), (11408, 114115), (12592, 103385), (13340, 97588), (14260, 91292), (14384, 90505), (15740, 82708), (17980, 72404), (18101, 71920), (20677, 62960), (22823, 57040), (24397, 53360), (26680, 48794), (28520, 45646), (31480, 41354), (35960, 36202)]