287067778920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20446423}}^1$

素因数の和:20446456

約数の個数: 128

約数和(自身を含む): 1030499769600

約数和(自身を除く): 743431990680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 30, 36, 39, 40, 45, 52, 54, 60, 65, 72, 78, 90, 104, 108, 117, 120, 130, 135, 156, 180, 195, 216, 234, 260, 270, 312, 351, 360, 390, 468, 520, 540, 585, 702, 780, 936, 1080, 1170, 1404, 1560, 1755, 2340, 2808, 3510, 4680, 7020, 14040, 20446423, 40892846, 61339269, 81785692, 102232115, 122678538, 163571384, 184017807, 204464230, 245357076, 265803499, 306696345, 368035614, 408928460, 490714152, 531606998, 552053421, 613392690, 736071228, 797410497, 817856920, 920089035, 1063213996, 1104106842, 1226785380, 1329017495, 1472142456, 1594820994, 1840178070, 2126427992, 2208213684, 2392231491, 2453570760, 2658034990, 2760267105, 3189641988, 3680356140, 3987052485, 4416427368, 4784462982, 5316069980, 5520534210, 6379283976, 7176694473, 7360712280, 7974104970, 9568925964, 10632139960, 11041068420, 11961157455, 14353388946, 15948209940, 19137851928, 22082136840, 23922314910, 28706777892, 31896419880, 35883472365, 47844629820, 57413555784, 71766944730, 95689259640, 143533889460, 287067778920]

約数ペア:

[(1, 287067778920), (2, 143533889460), (3, 95689259640), (4, 71766944730), (5, 57413555784), (6, 47844629820), (8, 35883472365), (9, 31896419880), (10, 28706777892), (12, 23922314910), (13, 22082136840), (15, 19137851928), (18, 15948209940), (20, 14353388946), (24, 11961157455), (26, 11041068420), (27, 10632139960), (30, 9568925964), (36, 7974104970), (39, 7360712280), (40, 7176694473), (45, 6379283976), (52, 5520534210), (54, 5316069980), (60, 4784462982), (65, 4416427368), (72, 3987052485), (78, 3680356140), (90, 3189641988), (104, 2760267105), (108, 2658034990), (117, 2453570760), (120, 2392231491), (130, 2208213684), (135, 2126427992), (156, 1840178070), (180, 1594820994), (195, 1472142456), (216, 1329017495), (234, 1226785380), (260, 1104106842), (270, 1063213996), (312, 920089035), (351, 817856920), (360, 797410497), (390, 736071228), (468, 613392690), (520, 552053421), (540, 531606998), (585, 490714152), (702, 408928460), (780, 368035614), (936, 306696345), (1080, 265803499), (1170, 245357076), (1404, 204464230), (1560, 184017807), (1755, 163571384), (2340, 122678538), (2808, 102232115), (3510, 81785692), (4680, 61339269), (7020, 40892846), (14040, 20446423)]