665962920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1987}}^1$

素因数の和:2037

約数の個数: 288

約数和(自身を含む): 2651594400

約数和(自身を除く): 1985631480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 28, 30, 35, 36, 38, 40, 42, 45, 49, 56, 57, 60, 63, 70, 72, 76, 84, 90, 95, 98, 105, 114, 120, 126, 133, 140, 147, 152, 168, 171, 180, 190, 196, 210, 228, 245, 252, 266, 280, 285, 294, 315, 342, 360, 380, 392, 399, 420, 441, 456, 490, 504, 532, 570, 588, 630, 665, 684, 735, 760, 798, 840, 855, 882, 931, 980, 1064, 1140, 1176, 1197, 1260, 1330, 1368, 1470, 1596, 1710, 1764, 1862, 1960, 1987, 1995, 2205, 2280, 2394, 2520, 2660, 2793, 2940, 3192, 3420, 3528, 3724, 3974, 3990, 4410, 4655, 4788, 5320, 5586, 5880, 5961, 5985, 6840, 7448, 7948, 7980, 8379, 8820, 9310, 9576, 9935, 11172, 11922, 11970, 13909, 13965, 15896, 15960, 16758, 17640, 17883, 18620, 19870, 22344, 23844, 23940, 27818, 27930, 29805, 33516, 35766, 37240, 37753, 39740, 41727, 41895, 47688, 47880, 55636, 55860, 59610, 67032, 69545, 71532, 75506, 79480, 83454, 83790, 89415, 97363, 111272, 111720, 113259, 119220, 125181, 139090, 143064, 151012, 166908, 167580, 178830, 188765, 194726, 208635, 226518, 238440, 250362, 264271, 278180, 292089, 302024, 333816, 335160, 339777, 357660, 377530, 389452, 417270, 453036, 486815, 500724, 528542, 556360, 566295, 584178, 625905, 679554, 715320, 755060, 778904, 792813, 834540, 876267, 906072, 973630, 1001448, 1057084, 1132590, 1168356, 1251810, 1321355, 1359108, 1460445, 1510120, 1585626, 1669080, 1698885, 1752534, 1849897, 1947260, 2114168, 2265180, 2336712, 2378439, 2503620, 2642710, 2718216, 2920890, 3171252, 3397770, 3505068, 3699794, 3894520, 3964065, 4381335, 4530360, 4756878, 5007240, 5285420, 5549691, 5841780, 6342504, 6795540, 7010136, 7399588, 7928130, 8762670, 9249485, 9513756, 10570840, 11099382, 11683560, 11892195, 13591080, 14799176, 15856260, 16649073, 17525340, 18498970, 19027512, 22198764, 23784390, 27748455, 31712520, 33298146, 35050680, 36997940, 44397528, 47568780, 55496910, 66596292, 73995880, 83245365, 95137560, 110993820, 133192584, 166490730, 221987640, 332981460, 665962920]

約数ペア:

[(1, 665962920), (2, 332981460), (3, 221987640), (4, 166490730), (5, 133192584), (6, 110993820), (7, 95137560), (8, 83245365), (9, 73995880), (10, 66596292), (12, 55496910), (14, 47568780), (15, 44397528), (18, 36997940), (19, 35050680), (20, 33298146), (21, 31712520), (24, 27748455), (28, 23784390), (30, 22198764), (35, 19027512), (36, 18498970), (38, 17525340), (40, 16649073), (42, 15856260), (45, 14799176), (49, 13591080), (56, 11892195), (57, 11683560), (60, 11099382), (63, 10570840), (70, 9513756), (72, 9249485), (76, 8762670), (84, 7928130), (90, 7399588), (95, 7010136), (98, 6795540), (105, 6342504), (114, 5841780), (120, 5549691), (126, 5285420), (133, 5007240), (140, 4756878), (147, 4530360), (152, 4381335), (168, 3964065), (171, 3894520), (180, 3699794), (190, 3505068), (196, 3397770), (210, 3171252), (228, 2920890), (245, 2718216), (252, 2642710), (266, 2503620), (280, 2378439), (285, 2336712), (294, 2265180), (315, 2114168), (342, 1947260), (360, 1849897), (380, 1752534), (392, 1698885), (399, 1669080), (420, 1585626), (441, 1510120), (456, 1460445), (490, 1359108), (504, 1321355), (532, 1251810), (570, 1168356), (588, 1132590), (630, 1057084), (665, 1001448), (684, 973630), (735, 906072), (760, 876267), (798, 834540), (840, 792813), (855, 778904), (882, 755060), (931, 715320), (980, 679554), (1064, 625905), (1140, 584178), (1176, 566295), (1197, 556360), (1260, 528542), (1330, 500724), (1368, 486815), (1470, 453036), (1596, 417270), (1710, 389452), (1764, 377530), (1862, 357660), (1960, 339777), (1987, 335160), (1995, 333816), (2205, 302024), (2280, 292089), (2394, 278180), (2520, 264271), (2660, 250362), (2793, 238440), (2940, 226518), (3192, 208635), (3420, 194726), (3528, 188765), (3724, 178830), (3974, 167580), (3990, 166908), (4410, 151012), (4655, 143064), (4788, 139090), (5320, 125181), (5586, 119220), (5880, 113259), (5961, 111720), (5985, 111272), (6840, 97363), (7448, 89415), (7948, 83790), (7980, 83454), (8379, 79480), (8820, 75506), (9310, 71532), (9576, 69545), (9935, 67032), (11172, 59610), (11922, 55860), (11970, 55636), (13909, 47880), (13965, 47688), (15896, 41895), (15960, 41727), (16758, 39740), (17640, 37753), (17883, 37240), (18620, 35766), (19870, 33516), (22344, 29805), (23844, 27930), (23940, 27818)]