491478120

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{1931}}^1$

素因数の和:2056

約数の個数: 192

約数和(自身を含む): 1844519040

約数和(自身を除く): 1353040920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 56, 60, 63, 70, 72, 84, 90, 101, 105, 120, 126, 140, 168, 180, 202, 210, 252, 280, 303, 315, 360, 404, 420, 504, 505, 606, 630, 707, 808, 840, 909, 1010, 1212, 1260, 1414, 1515, 1818, 1931, 2020, 2121, 2424, 2520, 2828, 3030, 3535, 3636, 3862, 4040, 4242, 4545, 5656, 5793, 6060, 6363, 7070, 7272, 7724, 8484, 9090, 9655, 10605, 11586, 12120, 12726, 13517, 14140, 15448, 16968, 17379, 18180, 19310, 21210, 23172, 25452, 27034, 28280, 28965, 31815, 34758, 36360, 38620, 40551, 42420, 46344, 50904, 54068, 57930, 63630, 67585, 69516, 77240, 81102, 84840, 86895, 108136, 115860, 121653, 127260, 135170, 139032, 162204, 173790, 195031, 202755, 231720, 243306, 254520, 270340, 324408, 347580, 390062, 405510, 486612, 540680, 585093, 608265, 695160, 780124, 811020, 973224, 975155, 1170186, 1216530, 1365217, 1560248, 1622040, 1755279, 1950310, 2340372, 2433060, 2730434, 2925465, 3510558, 3900620, 4095651, 4680744, 4866120, 5460868, 5850930, 6826085, 7021116, 7801240, 8191302, 8776395, 10921736, 11701860, 12286953, 13652170, 14042232, 16382604, 17552790, 20478255, 23403720, 24573906, 27304340, 32765208, 35105580, 40956510, 49147812, 54608680, 61434765, 70211160, 81913020, 98295624, 122869530, 163826040, 245739060, 491478120]

約数ペア:

[(1, 491478120), (2, 245739060), (3, 163826040), (4, 122869530), (5, 98295624), (6, 81913020), (7, 70211160), (8, 61434765), (9, 54608680), (10, 49147812), (12, 40956510), (14, 35105580), (15, 32765208), (18, 27304340), (20, 24573906), (21, 23403720), (24, 20478255), (28, 17552790), (30, 16382604), (35, 14042232), (36, 13652170), (40, 12286953), (42, 11701860), (45, 10921736), (56, 8776395), (60, 8191302), (63, 7801240), (70, 7021116), (72, 6826085), (84, 5850930), (90, 5460868), (101, 4866120), (105, 4680744), (120, 4095651), (126, 3900620), (140, 3510558), (168, 2925465), (180, 2730434), (202, 2433060), (210, 2340372), (252, 1950310), (280, 1755279), (303, 1622040), (315, 1560248), (360, 1365217), (404, 1216530), (420, 1170186), (504, 975155), (505, 973224), (606, 811020), (630, 780124), (707, 695160), (808, 608265), (840, 585093), (909, 540680), (1010, 486612), (1212, 405510), (1260, 390062), (1414, 347580), (1515, 324408), (1818, 270340), (1931, 254520), (2020, 243306), (2121, 231720), (2424, 202755), (2520, 195031), (2828, 173790), (3030, 162204), (3535, 139032), (3636, 135170), (3862, 127260), (4040, 121653), (4242, 115860), (4545, 108136), (5656, 86895), (5793, 84840), (6060, 81102), (6363, 77240), (7070, 69516), (7272, 67585), (7724, 63630), (8484, 57930), (9090, 54068), (9655, 50904), (10605, 46344), (11586, 42420), (12120, 40551), (12726, 38620), (13517, 36360), (14140, 34758), (15448, 31815), (16968, 28965), (17379, 28280), (18180, 27034), (19310, 25452), (21210, 23172)]