7978131720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43711}}^1$

素因数の和:43757

約数の個数: 192

約数和(自身を含む): 28797465600

約数和(自身を除く): 20819333880

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, 169, 180, 195, 216, 234, 260, 270, 312, 338, 351, 360, 390, 468, 507, 520, 540, 585, 676, 702, 780, 845, 936, 1014, 1080, 1170, 1352, 1404, 1521, 1560, 1690, 1755, 2028, 2340, 2535, 2808, 3042, 3380, 3510, 4056, 4563, 4680, 5070, 6084, 6760, 7020, 7605, 9126, 10140, 12168, 14040, 15210, 18252, 20280, 22815, 30420, 36504, 43711, 45630, 60840, 87422, 91260, 131133, 174844, 182520, 218555, 262266, 349688, 393399, 437110, 524532, 568243, 655665, 786798, 874220, 1049064, 1136486, 1180197, 1311330, 1573596, 1704729, 1748440, 1966995, 2272972, 2360394, 2622660, 2841215, 3147192, 3409458, 3933990, 4545944, 4720788, 5114187, 5245320, 5682430, 5900985, 6818916, 7387159, 7867980, 8523645, 9441576, 10228374, 11364860, 11801970, 13637832, 14774318, 15342561, 15735960, 17047290, 20456748, 22161477, 22729720, 23603940, 25570935, 29548636, 30685122, 34094580, 36935795, 40913496, 44322954, 47207880, 51141870, 59097272, 61370244, 66484431, 68189160, 73871590, 76712805, 88645908, 102283740, 110807385, 122740488, 132968862, 147743180, 153425610, 177291816, 199453293, 204567480, 221614770, 265937724, 295486360, 306851220, 332422155, 398906586, 443229540, 531875448, 613702440, 664844310, 797813172, 886459080, 997266465, 1329688620, 1595626344, 1994532930, 2659377240, 3989065860, 7978131720]

約数ペア:

[(1, 7978131720), (2, 3989065860), (3, 2659377240), (4, 1994532930), (5, 1595626344), (6, 1329688620), (8, 997266465), (9, 886459080), (10, 797813172), (12, 664844310), (13, 613702440), (15, 531875448), (18, 443229540), (20, 398906586), (24, 332422155), (26, 306851220), (27, 295486360), (30, 265937724), (36, 221614770), (39, 204567480), (40, 199453293), (45, 177291816), (52, 153425610), (54, 147743180), (60, 132968862), (65, 122740488), (72, 110807385), (78, 102283740), (90, 88645908), (104, 76712805), (108, 73871590), (117, 68189160), (120, 66484431), (130, 61370244), (135, 59097272), (156, 51141870), (169, 47207880), (180, 44322954), (195, 40913496), (216, 36935795), (234, 34094580), (260, 30685122), (270, 29548636), (312, 25570935), (338, 23603940), (351, 22729720), (360, 22161477), (390, 20456748), (468, 17047290), (507, 15735960), (520, 15342561), (540, 14774318), (585, 13637832), (676, 11801970), (702, 11364860), (780, 10228374), (845, 9441576), (936, 8523645), (1014, 7867980), (1080, 7387159), (1170, 6818916), (1352, 5900985), (1404, 5682430), (1521, 5245320), (1560, 5114187), (1690, 4720788), (1755, 4545944), (2028, 3933990), (2340, 3409458), (2535, 3147192), (2808, 2841215), (3042, 2622660), (3380, 2360394), (3510, 2272972), (4056, 1966995), (4563, 1748440), (4680, 1704729), (5070, 1573596), (6084, 1311330), (6760, 1180197), (7020, 1136486), (7605, 1049064), (9126, 874220), (10140, 786798), (12168, 655665), (14040, 568243), (15210, 524532), (18252, 437110), (20280, 393399), (22815, 349688), (30420, 262266), (36504, 218555), (43711, 182520), (45630, 174844), (60840, 131133), (87422, 91260)]