128173710

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{223}}^1$

素因数の和:287

約数の個数: 192

約数和(自身を含む): 397135872

約数和(自身を除く): 268962162

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 21, 23, 30, 34, 35, 42, 46, 49, 51, 69, 70, 85, 98, 102, 105, 115, 119, 138, 147, 161, 170, 210, 223, 230, 238, 245, 255, 294, 322, 345, 357, 391, 446, 483, 490, 510, 595, 669, 690, 714, 735, 782, 805, 833, 966, 1115, 1127, 1173, 1190, 1338, 1470, 1561, 1610, 1666, 1785, 1955, 2230, 2254, 2346, 2415, 2499, 2737, 3122, 3345, 3381, 3570, 3791, 3910, 4165, 4683, 4830, 4998, 5129, 5474, 5635, 5865, 6690, 6762, 7582, 7805, 8211, 8330, 9366, 10258, 10927, 11270, 11373, 11730, 12495, 13685, 15387, 15610, 16422, 16905, 18955, 19159, 21854, 22746, 23415, 24990, 25645, 26537, 27370, 30774, 32781, 33810, 35903, 37910, 38318, 41055, 46830, 51290, 53074, 54635, 56865, 57477, 65562, 71806, 76935, 79611, 82110, 87193, 95795, 107709, 109270, 113730, 114954, 132685, 153870, 159222, 163905, 174386, 179515, 185759, 191590, 215418, 251321, 261579, 265370, 287385, 327810, 359030, 371518, 398055, 435965, 502642, 523158, 538545, 557277, 574770, 610351, 753963, 796110, 871930, 928795, 1077090, 1114554, 1220702, 1256605, 1307895, 1507926, 1831053, 1857590, 2513210, 2615790, 2786385, 3051755, 3662106, 3769815, 4272457, 5572770, 6103510, 7539630, 8544914, 9155265, 12817371, 18310530, 21362285, 25634742, 42724570, 64086855, 128173710]

約数ペア:

[(1, 128173710), (2, 64086855), (3, 42724570), (5, 25634742), (6, 21362285), (7, 18310530), (10, 12817371), (14, 9155265), (15, 8544914), (17, 7539630), (21, 6103510), (23, 5572770), (30, 4272457), (34, 3769815), (35, 3662106), (42, 3051755), (46, 2786385), (49, 2615790), (51, 2513210), (69, 1857590), (70, 1831053), (85, 1507926), (98, 1307895), (102, 1256605), (105, 1220702), (115, 1114554), (119, 1077090), (138, 928795), (147, 871930), (161, 796110), (170, 753963), (210, 610351), (223, 574770), (230, 557277), (238, 538545), (245, 523158), (255, 502642), (294, 435965), (322, 398055), (345, 371518), (357, 359030), (391, 327810), (446, 287385), (483, 265370), (490, 261579), (510, 251321), (595, 215418), (669, 191590), (690, 185759), (714, 179515), (735, 174386), (782, 163905), (805, 159222), (833, 153870), (966, 132685), (1115, 114954), (1127, 113730), (1173, 109270), (1190, 107709), (1338, 95795), (1470, 87193), (1561, 82110), (1610, 79611), (1666, 76935), (1785, 71806), (1955, 65562), (2230, 57477), (2254, 56865), (2346, 54635), (2415, 53074), (2499, 51290), (2737, 46830), (3122, 41055), (3345, 38318), (3381, 37910), (3570, 35903), (3791, 33810), (3910, 32781), (4165, 30774), (4683, 27370), (4830, 26537), (4998, 25645), (5129, 24990), (5474, 23415), (5635, 22746), (5865, 21854), (6690, 19159), (6762, 18955), (7582, 16905), (7805, 16422), (8211, 15610), (8330, 15387), (9366, 13685), (10258, 12495), (10927, 11730), (11270, 11373)]