212312310

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{389}}^1$

素因数の和:542

約数の個数: 128

約数和(自身を含む): 614615040

約数和(自身を除く): 402302730

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 105, 113, 115, 138, 161, 210, 226, 230, 322, 339, 345, 389, 483, 565, 678, 690, 778, 791, 805, 966, 1130, 1167, 1582, 1610, 1695, 1945, 2334, 2373, 2415, 2599, 2723, 3390, 3890, 3955, 4746, 4830, 5198, 5446, 5835, 7797, 7910, 8169, 8947, 11670, 11865, 12995, 13615, 15594, 16338, 17894, 18193, 23730, 25990, 26841, 27230, 36386, 38985, 40845, 43957, 44735, 53682, 54579, 62629, 77970, 81690, 87914, 89470, 90965, 109158, 125258, 131871, 134205, 181930, 187887, 219785, 263742, 268410, 272895, 307699, 313145, 375774, 439570, 545790, 615398, 626290, 659355, 923097, 939435, 1011011, 1318710, 1538495, 1846194, 1878870, 2022022, 3033033, 3076990, 4615485, 5055055, 6066066, 7077077, 9230970, 10110110, 14154154, 15165165, 21231231, 30330330, 35385385, 42462462, 70770770, 106156155, 212312310]

約数ペア:

[(1, 212312310), (2, 106156155), (3, 70770770), (5, 42462462), (6, 35385385), (7, 30330330), (10, 21231231), (14, 15165165), (15, 14154154), (21, 10110110), (23, 9230970), (30, 7077077), (35, 6066066), (42, 5055055), (46, 4615485), (69, 3076990), (70, 3033033), (105, 2022022), (113, 1878870), (115, 1846194), (138, 1538495), (161, 1318710), (210, 1011011), (226, 939435), (230, 923097), (322, 659355), (339, 626290), (345, 615398), (389, 545790), (483, 439570), (565, 375774), (678, 313145), (690, 307699), (778, 272895), (791, 268410), (805, 263742), (966, 219785), (1130, 187887), (1167, 181930), (1582, 134205), (1610, 131871), (1695, 125258), (1945, 109158), (2334, 90965), (2373, 89470), (2415, 87914), (2599, 81690), (2723, 77970), (3390, 62629), (3890, 54579), (3955, 53682), (4746, 44735), (4830, 43957), (5198, 40845), (5446, 38985), (5835, 36386), (7797, 27230), (7910, 26841), (8169, 25990), (8947, 23730), (11670, 18193), (11865, 17894), (12995, 16338), (13615, 15594)]