220982580

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1499}}^1$

素因数の和:1540

約数の個数: 240

約数和(自身を含む): 853776000

約数和(自身を除く): 632793420

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 81, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 162, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 324, 351, 364, 378, 390, 405, 420, 455, 468, 540, 546, 567, 585, 630, 702, 756, 780, 810, 819, 910, 945, 1053, 1092, 1134, 1170, 1260, 1365, 1404, 1499, 1620, 1638, 1755, 1820, 1890, 2106, 2268, 2340, 2457, 2730, 2835, 2998, 3276, 3510, 3780, 4095, 4212, 4497, 4914, 5265, 5460, 5670, 5996, 7020, 7371, 7495, 8190, 8994, 9828, 10493, 10530, 11340, 12285, 13491, 14742, 14990, 16380, 17988, 19487, 20986, 21060, 22485, 24570, 26982, 29484, 29980, 31479, 36855, 38974, 40473, 41972, 44970, 49140, 52465, 53964, 58461, 62958, 67455, 73710, 77948, 80946, 89940, 94437, 97435, 104930, 116922, 121419, 125916, 134910, 136409, 147420, 157395, 161892, 175383, 188874, 194870, 202365, 209860, 233844, 242838, 269820, 272818, 283311, 292305, 314790, 350766, 377748, 389740, 404730, 409227, 472185, 485676, 526149, 545636, 566622, 584610, 607095, 629580, 682045, 701532, 809460, 818454, 849933, 876915, 944370, 1052298, 1133244, 1169220, 1214190, 1227681, 1364090, 1416555, 1578447, 1636908, 1699866, 1753830, 1888740, 2046135, 2104596, 2428380, 2455362, 2630745, 2728180, 2833110, 3156894, 3399732, 3507660, 3683043, 4092270, 4249665, 4910724, 5261490, 5666220, 6138405, 6313788, 7366086, 7892235, 8184540, 8499330, 10522980, 11049129, 12276810, 14732172, 15784470, 16998660, 18415215, 22098258, 24553620, 31568940, 36830430, 44196516, 55245645, 73660860, 110491290, 220982580]

約数ペア:

[(1, 220982580), (2, 110491290), (3, 73660860), (4, 55245645), (5, 44196516), (6, 36830430), (7, 31568940), (9, 24553620), (10, 22098258), (12, 18415215), (13, 16998660), (14, 15784470), (15, 14732172), (18, 12276810), (20, 11049129), (21, 10522980), (26, 8499330), (27, 8184540), (28, 7892235), (30, 7366086), (35, 6313788), (36, 6138405), (39, 5666220), (42, 5261490), (45, 4910724), (52, 4249665), (54, 4092270), (60, 3683043), (63, 3507660), (65, 3399732), (70, 3156894), (78, 2833110), (81, 2728180), (84, 2630745), (90, 2455362), (91, 2428380), (105, 2104596), (108, 2046135), (117, 1888740), (126, 1753830), (130, 1699866), (135, 1636908), (140, 1578447), (156, 1416555), (162, 1364090), (180, 1227681), (182, 1214190), (189, 1169220), (195, 1133244), (210, 1052298), (234, 944370), (252, 876915), (260, 849933), (270, 818454), (273, 809460), (315, 701532), (324, 682045), (351, 629580), (364, 607095), (378, 584610), (390, 566622), (405, 545636), (420, 526149), (455, 485676), (468, 472185), (540, 409227), (546, 404730), (567, 389740), (585, 377748), (630, 350766), (702, 314790), (756, 292305), (780, 283311), (810, 272818), (819, 269820), (910, 242838), (945, 233844), (1053, 209860), (1092, 202365), (1134, 194870), (1170, 188874), (1260, 175383), (1365, 161892), (1404, 157395), (1499, 147420), (1620, 136409), (1638, 134910), (1755, 125916), (1820, 121419), (1890, 116922), (2106, 104930), (2268, 97435), (2340, 94437), (2457, 89940), (2730, 80946), (2835, 77948), (2998, 73710), (3276, 67455), (3510, 62958), (3780, 58461), (4095, 53964), (4212, 52465), (4497, 49140), (4914, 44970), (5265, 41972), (5460, 40473), (5670, 38974), (5996, 36855), (7020, 31479), (7371, 29980), (7495, 29484), (8190, 26982), (8994, 24570), (9828, 22485), (10493, 21060), (10530, 20986), (11340, 19487), (12285, 17988), (13491, 16380), (14742, 14990)]