870758980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:223

約数の個数: 192

約数和(自身を含む): 2399040000

約数和(自身を除く): 1528281020

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 19, 20, 26, 28, 35, 38, 52, 65, 70, 76, 91, 95, 130, 133, 140, 149, 169, 182, 190, 247, 260, 266, 298, 338, 364, 380, 455, 494, 532, 596, 665, 676, 745, 845, 910, 988, 1043, 1183, 1235, 1330, 1490, 1690, 1729, 1820, 1937, 2086, 2197, 2366, 2470, 2660, 2831, 2980, 3211, 3380, 3458, 3874, 4172, 4394, 4732, 4940, 5215, 5662, 5915, 6422, 6916, 7748, 8645, 8788, 9685, 10430, 10985, 11324, 11830, 12844, 13559, 14155, 15379, 16055, 17290, 19370, 19817, 20860, 21970, 22477, 23660, 25181, 27118, 28310, 30758, 32110, 34580, 36803, 38740, 39634, 41743, 43940, 44954, 50362, 54236, 56620, 61516, 64220, 67795, 73606, 76895, 79268, 83486, 89908, 99085, 100724, 112385, 125905, 135590, 147212, 153790, 166972, 176267, 184015, 198170, 208715, 224770, 251810, 257621, 271180, 292201, 307580, 327353, 352534, 368030, 396340, 417430, 449540, 478439, 503620, 515242, 584402, 654706, 705068, 736060, 834860, 881335, 956878, 1030484, 1168804, 1288105, 1309412, 1461005, 1636765, 1762670, 1913756, 2291471, 2392195, 2576210, 2922010, 3273530, 3349073, 3525340, 4582942, 4784390, 5152420, 5844020, 6219707, 6547060, 6698146, 9165884, 9568780, 11457355, 12439414, 13396292, 16745365, 22914710, 24878828, 31098535, 33490730, 43537949, 45829420, 62197070, 66981460, 87075898, 124394140, 174151796, 217689745, 435379490, 870758980]

約数ペア:

[(1, 870758980), (2, 435379490), (4, 217689745), (5, 174151796), (7, 124394140), (10, 87075898), (13, 66981460), (14, 62197070), (19, 45829420), (20, 43537949), (26, 33490730), (28, 31098535), (35, 24878828), (38, 22914710), (52, 16745365), (65, 13396292), (70, 12439414), (76, 11457355), (91, 9568780), (95, 9165884), (130, 6698146), (133, 6547060), (140, 6219707), (149, 5844020), (169, 5152420), (182, 4784390), (190, 4582942), (247, 3525340), (260, 3349073), (266, 3273530), (298, 2922010), (338, 2576210), (364, 2392195), (380, 2291471), (455, 1913756), (494, 1762670), (532, 1636765), (596, 1461005), (665, 1309412), (676, 1288105), (745, 1168804), (845, 1030484), (910, 956878), (988, 881335), (1043, 834860), (1183, 736060), (1235, 705068), (1330, 654706), (1490, 584402), (1690, 515242), (1729, 503620), (1820, 478439), (1937, 449540), (2086, 417430), (2197, 396340), (2366, 368030), (2470, 352534), (2660, 327353), (2831, 307580), (2980, 292201), (3211, 271180), (3380, 257621), (3458, 251810), (3874, 224770), (4172, 208715), (4394, 198170), (4732, 184015), (4940, 176267), (5215, 166972), (5662, 153790), (5915, 147212), (6422, 135590), (6916, 125905), (7748, 112385), (8645, 100724), (8788, 99085), (9685, 89908), (10430, 83486), (10985, 79268), (11324, 76895), (11830, 73606), (12844, 67795), (13559, 64220), (14155, 61516), (15379, 56620), (16055, 54236), (17290, 50362), (19370, 44954), (19817, 43940), (20860, 41743), (21970, 39634), (22477, 38740), (23660, 36803), (25181, 34580), (27118, 32110), (28310, 30758)]