15705841970

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1\times {\mathrm{521}}^1$

素因数の和:916

約数の個数: 128

約数和(自身を含む): 35249582592

約数和(自身を除く): 19543740622

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 157, 182, 211, 314, 422, 455, 521, 785, 910, 1042, 1055, 1099, 1477, 1570, 2041, 2110, 2198, 2605, 2743, 2954, 3647, 4082, 5210, 5486, 5495, 6773, 7294, 7385, 10205, 10990, 13546, 13715, 14287, 14770, 18235, 19201, 20410, 27430, 28574, 33127, 33865, 36470, 38402, 47411, 66254, 67730, 71435, 81797, 94822, 96005, 109931, 142870, 163594, 165635, 192010, 219862, 231889, 237055, 331270, 408985, 430651, 463778, 474110, 549655, 572579, 769517, 817970, 861302, 1063361, 1099310, 1145158, 1159445, 1429103, 1539034, 2126722, 2153255, 2318890, 2858206, 2862895, 3014557, 3847585, 4306510, 5316805, 5725790, 6029114, 7145515, 7443527, 7695170, 10003721, 10633610, 14291030, 14887054, 15072785, 17259167, 20007442, 30145570, 34518334, 37217635, 50018605, 74435270, 86295835, 100037210, 120814169, 172591670, 224369171, 241628338, 448738342, 604070845, 1121845855, 1208141690, 1570584197, 2243691710, 3141168394, 7852920985, 15705841970]

約数ペア:

[(1, 15705841970), (2, 7852920985), (5, 3141168394), (7, 2243691710), (10, 1570584197), (13, 1208141690), (14, 1121845855), (26, 604070845), (35, 448738342), (65, 241628338), (70, 224369171), (91, 172591670), (130, 120814169), (157, 100037210), (182, 86295835), (211, 74435270), (314, 50018605), (422, 37217635), (455, 34518334), (521, 30145570), (785, 20007442), (910, 17259167), (1042, 15072785), (1055, 14887054), (1099, 14291030), (1477, 10633610), (1570, 10003721), (2041, 7695170), (2110, 7443527), (2198, 7145515), (2605, 6029114), (2743, 5725790), (2954, 5316805), (3647, 4306510), (4082, 3847585), (5210, 3014557), (5486, 2862895), (5495, 2858206), (6773, 2318890), (7294, 2153255), (7385, 2126722), (10205, 1539034), (10990, 1429103), (13546, 1159445), (13715, 1145158), (14287, 1099310), (14770, 1063361), (18235, 861302), (19201, 817970), (20410, 769517), (27430, 572579), (28574, 549655), (33127, 474110), (33865, 463778), (36470, 430651), (38402, 408985), (47411, 331270), (66254, 237055), (67730, 231889), (71435, 219862), (81797, 192010), (94822, 165635), (96005, 163594), (109931, 142870)]