87319440

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{491}}^1$

素因数の和:542

約数の個数: 240

約数和(自身を含む): 333103680

約数和(自身を除く): 245784240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 104, 114, 117, 120, 130, 144, 152, 156, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 304, 312, 342, 360, 380, 390, 456, 468, 491, 494, 520, 570, 585, 624, 684, 720, 741, 760, 780, 855, 912, 936, 982, 988, 1040, 1140, 1170, 1235, 1368, 1473, 1482, 1520, 1560, 1710, 1872, 1964, 1976, 2223, 2280, 2340, 2455, 2470, 2736, 2946, 2964, 3120, 3420, 3705, 3928, 3952, 4419, 4446, 4560, 4680, 4910, 4940, 5892, 5928, 6383, 6840, 7365, 7410, 7856, 8838, 8892, 9329, 9360, 9820, 9880, 11115, 11784, 11856, 12766, 13680, 14730, 14820, 17676, 17784, 18658, 19149, 19640, 19760, 22095, 22230, 23568, 25532, 27987, 29460, 29640, 31915, 35352, 35568, 37316, 38298, 39280, 44190, 44460, 46645, 51064, 55974, 57447, 58920, 59280, 63830, 70704, 74632, 76596, 83961, 88380, 88920, 93290, 95745, 102128, 111948, 114894, 117840, 121277, 127660, 139935, 149264, 153192, 167922, 176760, 177840, 186580, 191490, 223896, 229788, 242554, 255320, 279870, 287235, 306384, 335844, 353520, 363831, 373160, 382980, 419805, 447792, 459576, 485108, 510640, 559740, 574470, 606385, 671688, 727662, 746320, 765960, 839610, 919152, 970216, 1091493, 1119480, 1148940, 1212770, 1343376, 1455324, 1531920, 1679220, 1819155, 1940432, 2182986, 2238960, 2297880, 2425540, 2910648, 3358440, 3638310, 4365972, 4595760, 4851080, 5457465, 5821296, 6716880, 7276620, 8731944, 9702160, 10914930, 14553240, 17463888, 21829860, 29106480, 43659720, 87319440]

約数ペア:

[(1, 87319440), (2, 43659720), (3, 29106480), (4, 21829860), (5, 17463888), (6, 14553240), (8, 10914930), (9, 9702160), (10, 8731944), (12, 7276620), (13, 6716880), (15, 5821296), (16, 5457465), (18, 4851080), (19, 4595760), (20, 4365972), (24, 3638310), (26, 3358440), (30, 2910648), (36, 2425540), (38, 2297880), (39, 2238960), (40, 2182986), (45, 1940432), (48, 1819155), (52, 1679220), (57, 1531920), (60, 1455324), (65, 1343376), (72, 1212770), (76, 1148940), (78, 1119480), (80, 1091493), (90, 970216), (95, 919152), (104, 839610), (114, 765960), (117, 746320), (120, 727662), (130, 671688), (144, 606385), (152, 574470), (156, 559740), (171, 510640), (180, 485108), (190, 459576), (195, 447792), (208, 419805), (228, 382980), (234, 373160), (240, 363831), (247, 353520), (260, 335844), (285, 306384), (304, 287235), (312, 279870), (342, 255320), (360, 242554), (380, 229788), (390, 223896), (456, 191490), (468, 186580), (491, 177840), (494, 176760), (520, 167922), (570, 153192), (585, 149264), (624, 139935), (684, 127660), (720, 121277), (741, 117840), (760, 114894), (780, 111948), (855, 102128), (912, 95745), (936, 93290), (982, 88920), (988, 88380), (1040, 83961), (1140, 76596), (1170, 74632), (1235, 70704), (1368, 63830), (1473, 59280), (1482, 58920), (1520, 57447), (1560, 55974), (1710, 51064), (1872, 46645), (1964, 44460), (1976, 44190), (2223, 39280), (2280, 38298), (2340, 37316), (2455, 35568), (2470, 35352), (2736, 31915), (2946, 29640), (2964, 29460), (3120, 27987), (3420, 25532), (3705, 23568), (3928, 22230), (3952, 22095), (4419, 19760), (4446, 19640), (4560, 19149), (4680, 18658), (4910, 17784), (4940, 17676), (5892, 14820), (5928, 14730), (6383, 13680), (6840, 12766), (7365, 11856), (7410, 11784), (7856, 11115), (8838, 9880), (8892, 9820), (9329, 9360)]