161280490980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{72907}}^1$

素因数の和:73178

約数の個数: 192

約数和(自身を含む): 540895703040

約数和(自身を除く): 379615212060

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 229, 230, 276, 322, 345, 420, 458, 460, 483, 644, 687, 690, 805, 916, 966, 1145, 1374, 1380, 1603, 1610, 1932, 2290, 2415, 2748, 3206, 3220, 3435, 4580, 4809, 4830, 5267, 6412, 6870, 8015, 9618, 9660, 10534, 13740, 15801, 16030, 19236, 21068, 24045, 26335, 31602, 32060, 36869, 48090, 52670, 63204, 72907, 73738, 79005, 96180, 105340, 110607, 145814, 147476, 158010, 184345, 218721, 221214, 291628, 316020, 364535, 368690, 437442, 442428, 510349, 553035, 729070, 737380, 874884, 1020698, 1093605, 1106070, 1458140, 1531047, 1676861, 2041396, 2187210, 2212140, 2551745, 3062094, 3353722, 4374420, 5030583, 5103490, 6124188, 6707444, 7655235, 8384305, 10061166, 10206980, 11738027, 15310470, 16695703, 16768610, 20122332, 23476054, 25152915, 30620940, 33391406, 33537220, 35214081, 46952108, 50087109, 50305830, 58690135, 66782812, 70428162, 83478515, 100174218, 100611660, 116869921, 117380270, 140856324, 166957030, 176070405, 200348436, 233739842, 234760540, 250435545, 333914060, 350609763, 352140810, 384001169, 467479684, 500871090, 584349605, 701219526, 704281620, 768002338, 1001742180, 1152003507, 1168699210, 1402439052, 1536004676, 1753048815, 1920005845, 2304007014, 2337398420, 2688008183, 3506097630, 3840011690, 4608014028, 5376016366, 5760017535, 7012195260, 7680023380, 8064024549, 10752032732, 11520035070, 13440040915, 16128049098, 23040070140, 26880081830, 32256098196, 40320122745, 53760163660, 80640245490, 161280490980]

約数ペア:

[(1, 161280490980), (2, 80640245490), (3, 53760163660), (4, 40320122745), (5, 32256098196), (6, 26880081830), (7, 23040070140), (10, 16128049098), (12, 13440040915), (14, 11520035070), (15, 10752032732), (20, 8064024549), (21, 7680023380), (23, 7012195260), (28, 5760017535), (30, 5376016366), (35, 4608014028), (42, 3840011690), (46, 3506097630), (60, 2688008183), (69, 2337398420), (70, 2304007014), (84, 1920005845), (92, 1753048815), (105, 1536004676), (115, 1402439052), (138, 1168699210), (140, 1152003507), (161, 1001742180), (210, 768002338), (229, 704281620), (230, 701219526), (276, 584349605), (322, 500871090), (345, 467479684), (420, 384001169), (458, 352140810), (460, 350609763), (483, 333914060), (644, 250435545), (687, 234760540), (690, 233739842), (805, 200348436), (916, 176070405), (966, 166957030), (1145, 140856324), (1374, 117380270), (1380, 116869921), (1603, 100611660), (1610, 100174218), (1932, 83478515), (2290, 70428162), (2415, 66782812), (2748, 58690135), (3206, 50305830), (3220, 50087109), (3435, 46952108), (4580, 35214081), (4809, 33537220), (4830, 33391406), (5267, 30620940), (6412, 25152915), (6870, 23476054), (8015, 20122332), (9618, 16768610), (9660, 16695703), (10534, 15310470), (13740, 11738027), (15801, 10206980), (16030, 10061166), (19236, 8384305), (21068, 7655235), (24045, 6707444), (26335, 6124188), (31602, 5103490), (32060, 5030583), (36869, 4374420), (48090, 3353722), (52670, 3062094), (63204, 2551745), (72907, 2212140), (73738, 2187210), (79005, 2041396), (96180, 1676861), (105340, 1531047), (110607, 1458140), (145814, 1106070), (147476, 1093605), (158010, 1020698), (184345, 874884), (218721, 737380), (221214, 729070), (291628, 553035), (316020, 510349), (364535, 442428), (368690, 437442)]