245378640

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:162

約数の個数: 320

約数和(自身を含む): 879943680

約数和(自身を除く): 634565040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 43, 48, 52, 59, 60, 62, 65, 78, 80, 86, 93, 104, 118, 120, 124, 129, 130, 155, 156, 172, 177, 186, 195, 208, 215, 236, 240, 248, 258, 260, 295, 310, 312, 344, 354, 372, 390, 403, 430, 465, 472, 496, 516, 520, 559, 590, 620, 624, 645, 688, 708, 744, 767, 780, 806, 860, 885, 930, 944, 1032, 1040, 1118, 1180, 1209, 1240, 1290, 1333, 1416, 1488, 1534, 1560, 1612, 1677, 1720, 1770, 1829, 1860, 2015, 2064, 2236, 2301, 2360, 2418, 2480, 2537, 2580, 2666, 2795, 2832, 3068, 3120, 3224, 3354, 3440, 3540, 3658, 3720, 3835, 3999, 4030, 4472, 4602, 4720, 4836, 5074, 5160, 5332, 5487, 5590, 6045, 6136, 6448, 6665, 6708, 7080, 7316, 7440, 7611, 7670, 7998, 8060, 8385, 8944, 9145, 9204, 9672, 10148, 10320, 10664, 10974, 11180, 11505, 12090, 12272, 12685, 13330, 13416, 14160, 14632, 15222, 15340, 15996, 16120, 16770, 17329, 18290, 18408, 19344, 19995, 20296, 21328, 21948, 22360, 23010, 23777, 24180, 25370, 26660, 26832, 27435, 29264, 30444, 30680, 31992, 32240, 32981, 33540, 34658, 36580, 36816, 38055, 39990, 40592, 43896, 44720, 46020, 47554, 48360, 50740, 51987, 53320, 54870, 60888, 61360, 63984, 65962, 67080, 69316, 71331, 73160, 76110, 78647, 79980, 86645, 87792, 92040, 95108, 96720, 98943, 101480, 103974, 106640, 109740, 118885, 121776, 131924, 134160, 138632, 142662, 146320, 152220, 157294, 159960, 164905, 173290, 184080, 190216, 197886, 202960, 207948, 219480, 235941, 237770, 259935, 263848, 277264, 285324, 304440, 314588, 319920, 329810, 346580, 356655, 380432, 393235, 395772, 415896, 438960, 471882, 475540, 494715, 519870, 527696, 570648, 608880, 629176, 659620, 693160, 713310, 786470, 791544, 831792, 943764, 951080, 989430, 1022411, 1039740, 1141296, 1179705, 1258352, 1319240, 1386320, 1426620, 1572940, 1583088, 1887528, 1902160, 1978860, 2044822, 2079480, 2359410, 2638480, 2853240, 3067233, 3145880, 3775056, 3957720, 4089644, 4158960, 4718820, 5112055, 5706480, 6134466, 6291760, 7915440, 8179288, 9437640, 10224110, 12268932, 15336165, 16358576, 18875280, 20448220, 24537864, 30672330, 40896440, 49075728, 61344660, 81792880, 122689320, 245378640]

約数ペア:

[(1, 245378640), (2, 122689320), (3, 81792880), (4, 61344660), (5, 49075728), (6, 40896440), (8, 30672330), (10, 24537864), (12, 20448220), (13, 18875280), (15, 16358576), (16, 15336165), (20, 12268932), (24, 10224110), (26, 9437640), (30, 8179288), (31, 7915440), (39, 6291760), (40, 6134466), (43, 5706480), (48, 5112055), (52, 4718820), (59, 4158960), (60, 4089644), (62, 3957720), (65, 3775056), (78, 3145880), (80, 3067233), (86, 2853240), (93, 2638480), (104, 2359410), (118, 2079480), (120, 2044822), (124, 1978860), (129, 1902160), (130, 1887528), (155, 1583088), (156, 1572940), (172, 1426620), (177, 1386320), (186, 1319240), (195, 1258352), (208, 1179705), (215, 1141296), (236, 1039740), (240, 1022411), (248, 989430), (258, 951080), (260, 943764), (295, 831792), (310, 791544), (312, 786470), (344, 713310), (354, 693160), (372, 659620), (390, 629176), (403, 608880), (430, 570648), (465, 527696), (472, 519870), (496, 494715), (516, 475540), (520, 471882), (559, 438960), (590, 415896), (620, 395772), (624, 393235), (645, 380432), (688, 356655), (708, 346580), (744, 329810), (767, 319920), (780, 314588), (806, 304440), (860, 285324), (885, 277264), (930, 263848), (944, 259935), (1032, 237770), (1040, 235941), (1118, 219480), (1180, 207948), (1209, 202960), (1240, 197886), (1290, 190216), (1333, 184080), (1416, 173290), (1488, 164905), (1534, 159960), (1560, 157294), (1612, 152220), (1677, 146320), (1720, 142662), (1770, 138632), (1829, 134160), (1860, 131924), (2015, 121776), (2064, 118885), (2236, 109740), (2301, 106640), (2360, 103974), (2418, 101480), (2480, 98943), (2537, 96720), (2580, 95108), (2666, 92040), (2795, 87792), (2832, 86645), (3068, 79980), (3120, 78647), (3224, 76110), (3354, 73160), (3440, 71331), (3540, 69316), (3658, 67080), (3720, 65962), (3835, 63984), (3999, 61360), (4030, 60888), (4472, 54870), (4602, 53320), (4720, 51987), (4836, 50740), (5074, 48360), (5160, 47554), (5332, 46020), (5487, 44720), (5590, 43896), (6045, 40592), (6136, 39990), (6448, 38055), (6665, 36816), (6708, 36580), (7080, 34658), (7316, 33540), (7440, 32981), (7611, 32240), (7670, 31992), (7998, 30680), (8060, 30444), (8385, 29264), (8944, 27435), (9145, 26832), (9204, 26660), (9672, 25370), (10148, 24180), (10320, 23777), (10664, 23010), (10974, 22360), (11180, 21948), (11505, 21328), (12090, 20296), (12272, 19995), (12685, 19344), (13330, 18408), (13416, 18290), (14160, 17329), (14632, 16770), (15222, 16120), (15340, 15996)]