217713210

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2671}}^1$

素因数の和:2724

約数の個数: 128

約数和(自身を含む): 646410240

約数和(自身を除く): 428697030

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 19, 22, 26, 30, 33, 38, 39, 55, 57, 65, 66, 78, 95, 110, 114, 130, 143, 165, 190, 195, 209, 247, 285, 286, 330, 390, 418, 429, 494, 570, 627, 715, 741, 858, 1045, 1235, 1254, 1430, 1482, 2090, 2145, 2470, 2671, 2717, 3135, 3705, 4290, 5342, 5434, 6270, 7410, 8013, 8151, 13355, 13585, 16026, 16302, 26710, 27170, 29381, 34723, 40065, 40755, 50749, 58762, 69446, 80130, 81510, 88143, 101498, 104169, 146905, 152247, 173615, 176286, 208338, 253745, 293810, 304494, 347230, 381953, 440715, 507490, 520845, 558239, 659737, 761235, 763906, 881430, 1041690, 1116478, 1145859, 1319474, 1522470, 1674717, 1909765, 1979211, 2291718, 2791195, 3298685, 3349434, 3819530, 3958422, 5582390, 5729295, 6597370, 7257107, 8373585, 9896055, 11458590, 14514214, 16747170, 19792110, 21771321, 36285535, 43542642, 72571070, 108856605, 217713210]

約数ペア:

[(1, 217713210), (2, 108856605), (3, 72571070), (5, 43542642), (6, 36285535), (10, 21771321), (11, 19792110), (13, 16747170), (15, 14514214), (19, 11458590), (22, 9896055), (26, 8373585), (30, 7257107), (33, 6597370), (38, 5729295), (39, 5582390), (55, 3958422), (57, 3819530), (65, 3349434), (66, 3298685), (78, 2791195), (95, 2291718), (110, 1979211), (114, 1909765), (130, 1674717), (143, 1522470), (165, 1319474), (190, 1145859), (195, 1116478), (209, 1041690), (247, 881430), (285, 763906), (286, 761235), (330, 659737), (390, 558239), (418, 520845), (429, 507490), (494, 440715), (570, 381953), (627, 347230), (715, 304494), (741, 293810), (858, 253745), (1045, 208338), (1235, 176286), (1254, 173615), (1430, 152247), (1482, 146905), (2090, 104169), (2145, 101498), (2470, 88143), (2671, 81510), (2717, 80130), (3135, 69446), (3705, 58762), (4290, 50749), (5342, 40755), (5434, 40065), (6270, 34723), (7410, 29381), (8013, 27170), (8151, 26710), (13355, 16302), (13585, 16026)]