20173985370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1471}}^1\times {\mathrm{1979}}^1$

素因数の和:3481

約数の個数: 192

約数和(自身を含む): 65472675840

約数和(自身を除く): 45298690470

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 11, 14, 15, 18, 21, 22, 30, 33, 35, 42, 45, 55, 63, 66, 70, 77, 90, 99, 105, 110, 126, 154, 165, 198, 210, 231, 315, 330, 385, 462, 495, 630, 693, 770, 990, 1155, 1386, 1471, 1979, 2310, 2942, 3465, 3958, 4413, 5937, 6930, 7355, 8826, 9895, 10297, 11874, 13239, 13853, 14710, 16181, 17811, 19790, 20594, 21769, 22065, 26478, 27706, 29685, 30891, 32362, 35622, 41559, 43538, 44130, 48543, 51485, 59370, 61782, 65307, 66195, 69265, 80905, 83118, 89055, 92673, 97086, 102970, 108845, 113267, 124677, 130614, 132390, 138530, 145629, 152383, 154455, 161810, 178110, 185346, 195921, 207795, 217690, 226534, 242715, 249354, 291258, 304766, 308910, 326535, 339801, 391842, 415590, 457149, 463365, 485430, 566335, 623385, 653070, 679602, 728145, 761915, 914298, 926730, 979605, 1019403, 1132670, 1246770, 1371447, 1456290, 1523830, 1699005, 1959210, 2038806, 2285745, 2742894, 2911109, 3398010, 4571490, 5097015, 5822218, 6857235, 8733327, 10194030, 13714470, 14555545, 17466654, 20377763, 26199981, 29111090, 32022199, 40755526, 43666635, 52399962, 61133289, 64044398, 87333270, 96066597, 101888815, 122266578, 130999905, 160110995, 183399867, 192133194, 203777630, 224155393, 261999810, 288199791, 305666445, 320221990, 366799734, 448310786, 480332985, 576399582, 611332890, 672466179, 916999335, 960665970, 1120776965, 1344932358, 1440998955, 1833998670, 2017398537, 2241553930, 2881997910, 3362330895, 4034797074, 6724661790, 10086992685, 20173985370]

約数ペア:

[(1, 20173985370), (2, 10086992685), (3, 6724661790), (5, 4034797074), (6, 3362330895), (7, 2881997910), (9, 2241553930), (10, 2017398537), (11, 1833998670), (14, 1440998955), (15, 1344932358), (18, 1120776965), (21, 960665970), (22, 916999335), (30, 672466179), (33, 611332890), (35, 576399582), (42, 480332985), (45, 448310786), (55, 366799734), (63, 320221990), (66, 305666445), (70, 288199791), (77, 261999810), (90, 224155393), (99, 203777630), (105, 192133194), (110, 183399867), (126, 160110995), (154, 130999905), (165, 122266578), (198, 101888815), (210, 96066597), (231, 87333270), (315, 64044398), (330, 61133289), (385, 52399962), (462, 43666635), (495, 40755526), (630, 32022199), (693, 29111090), (770, 26199981), (990, 20377763), (1155, 17466654), (1386, 14555545), (1471, 13714470), (1979, 10194030), (2310, 8733327), (2942, 6857235), (3465, 5822218), (3958, 5097015), (4413, 4571490), (5937, 3398010), (6930, 2911109), (7355, 2742894), (8826, 2285745), (9895, 2038806), (10297, 1959210), (11874, 1699005), (13239, 1523830), (13853, 1456290), (14710, 1371447), (16181, 1246770), (17811, 1132670), (19790, 1019403), (20594, 979605), (21769, 926730), (22065, 914298), (26478, 761915), (27706, 728145), (29685, 679602), (30891, 653070), (32362, 623385), (35622, 566335), (41559, 485430), (43538, 463365), (44130, 457149), (48543, 415590), (51485, 391842), (59370, 339801), (61782, 326535), (65307, 308910), (66195, 304766), (69265, 291258), (80905, 249354), (83118, 242715), (89055, 226534), (92673, 217690), (97086, 207795), (102970, 195921), (108845, 185346), (113267, 178110), (124677, 161810), (130614, 154455), (132390, 152383), (138530, 145629)]