56345640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1901}}^1$

素因数の和:1947

約数の個数: 128

約数和(自身を含む): 191721600

約数和(自身を除く): 135375960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 19, 20, 24, 26, 30, 38, 39, 40, 52, 57, 60, 65, 76, 78, 95, 104, 114, 120, 130, 152, 156, 190, 195, 228, 247, 260, 285, 312, 380, 390, 456, 494, 520, 570, 741, 760, 780, 988, 1140, 1235, 1482, 1560, 1901, 1976, 2280, 2470, 2964, 3705, 3802, 4940, 5703, 5928, 7410, 7604, 9505, 9880, 11406, 14820, 15208, 19010, 22812, 24713, 28515, 29640, 36119, 38020, 45624, 49426, 57030, 72238, 74139, 76040, 98852, 108357, 114060, 123565, 144476, 148278, 180595, 197704, 216714, 228120, 247130, 288952, 296556, 361190, 370695, 433428, 469547, 494260, 541785, 593112, 722380, 741390, 866856, 939094, 988520, 1083570, 1408641, 1444760, 1482780, 1878188, 2167140, 2347735, 2817282, 2965560, 3756376, 4334280, 4695470, 5634564, 7043205, 9390940, 11269128, 14086410, 18781880, 28172820, 56345640]

約数ペア:

[(1, 56345640), (2, 28172820), (3, 18781880), (4, 14086410), (5, 11269128), (6, 9390940), (8, 7043205), (10, 5634564), (12, 4695470), (13, 4334280), (15, 3756376), (19, 2965560), (20, 2817282), (24, 2347735), (26, 2167140), (30, 1878188), (38, 1482780), (39, 1444760), (40, 1408641), (52, 1083570), (57, 988520), (60, 939094), (65, 866856), (76, 741390), (78, 722380), (95, 593112), (104, 541785), (114, 494260), (120, 469547), (130, 433428), (152, 370695), (156, 361190), (190, 296556), (195, 288952), (228, 247130), (247, 228120), (260, 216714), (285, 197704), (312, 180595), (380, 148278), (390, 144476), (456, 123565), (494, 114060), (520, 108357), (570, 98852), (741, 76040), (760, 74139), (780, 72238), (988, 57030), (1140, 49426), (1235, 45624), (1482, 38020), (1560, 36119), (1901, 29640), (1976, 28515), (2280, 24713), (2470, 22812), (2964, 19010), (3705, 15208), (3802, 14820), (4940, 11406), (5703, 9880), (5928, 9505), (7410, 7604)]