291940740

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{457}}^1$

素因数の和:508

約数の個数: 288

約数和(自身を含む): 1126460160

約数和(自身を除く): 834519420

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, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 169, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 338, 351, 364, 378, 390, 420, 455, 457, 468, 507, 540, 546, 585, 630, 676, 702, 756, 780, 819, 845, 910, 914, 945, 1014, 1092, 1170, 1183, 1260, 1365, 1371, 1404, 1521, 1638, 1690, 1755, 1820, 1828, 1890, 2028, 2285, 2340, 2366, 2457, 2535, 2730, 2742, 3042, 3199, 3276, 3380, 3510, 3549, 3780, 4095, 4113, 4563, 4570, 4732, 4914, 5070, 5460, 5484, 5915, 5941, 6084, 6398, 6855, 7020, 7098, 7605, 8190, 8226, 9126, 9140, 9597, 9828, 10140, 10647, 11830, 11882, 12285, 12339, 12796, 13710, 14196, 15210, 15995, 16380, 16452, 17745, 17823, 18252, 19194, 20565, 21294, 22815, 23660, 23764, 24570, 24678, 27420, 28791, 29705, 30420, 31941, 31990, 35490, 35646, 38388, 41130, 41587, 42588, 45630, 47985, 49140, 49356, 53235, 53469, 57582, 59410, 61695, 63882, 63980, 70980, 71292, 77233, 82260, 83174, 86373, 89115, 91260, 95970, 106470, 106938, 115164, 118820, 123390, 124761, 127764, 143955, 154466, 159705, 160407, 166348, 172746, 178230, 191940, 207935, 212940, 213876, 231699, 246780, 249522, 267345, 287910, 308932, 319410, 320814, 345492, 356460, 374283, 386165, 415870, 431865, 463398, 499044, 534690, 540631, 575820, 623805, 638820, 641628, 695097, 748566, 772330, 802035, 831740, 863730, 926796, 1069380, 1081262, 1122849, 1158495, 1247610, 1390194, 1497132, 1544660, 1604070, 1621893, 1727460, 1871415, 2085291, 2162524, 2245698, 2316990, 2495220, 2703155, 2780388, 3208140, 3243786, 3475485, 3742830, 4170582, 4491396, 4633980, 4865679, 5406310, 5614245, 6487572, 6950970, 7485660, 8109465, 8341164, 9731358, 10426455, 10812620, 11228490, 13901940, 14597037, 16218930, 19462716, 20852910, 22456980, 24328395, 29194074, 32437860, 41705820, 48656790, 58388148, 72985185, 97313580, 145970370, 291940740]

約数ペア:

[(1, 291940740), (2, 145970370), (3, 97313580), (4, 72985185), (5, 58388148), (6, 48656790), (7, 41705820), (9, 32437860), (10, 29194074), (12, 24328395), (13, 22456980), (14, 20852910), (15, 19462716), (18, 16218930), (20, 14597037), (21, 13901940), (26, 11228490), (27, 10812620), (28, 10426455), (30, 9731358), (35, 8341164), (36, 8109465), (39, 7485660), (42, 6950970), (45, 6487572), (52, 5614245), (54, 5406310), (60, 4865679), (63, 4633980), (65, 4491396), (70, 4170582), (78, 3742830), (84, 3475485), (90, 3243786), (91, 3208140), (105, 2780388), (108, 2703155), (117, 2495220), (126, 2316990), (130, 2245698), (135, 2162524), (140, 2085291), (156, 1871415), (169, 1727460), (180, 1621893), (182, 1604070), (189, 1544660), (195, 1497132), (210, 1390194), (234, 1247610), (252, 1158495), (260, 1122849), (270, 1081262), (273, 1069380), (315, 926796), (338, 863730), (351, 831740), (364, 802035), (378, 772330), (390, 748566), (420, 695097), (455, 641628), (457, 638820), (468, 623805), (507, 575820), (540, 540631), (546, 534690), (585, 499044), (630, 463398), (676, 431865), (702, 415870), (756, 386165), (780, 374283), (819, 356460), (845, 345492), (910, 320814), (914, 319410), (945, 308932), (1014, 287910), (1092, 267345), (1170, 249522), (1183, 246780), (1260, 231699), (1365, 213876), (1371, 212940), (1404, 207935), (1521, 191940), (1638, 178230), (1690, 172746), (1755, 166348), (1820, 160407), (1828, 159705), (1890, 154466), (2028, 143955), (2285, 127764), (2340, 124761), (2366, 123390), (2457, 118820), (2535, 115164), (2730, 106938), (2742, 106470), (3042, 95970), (3199, 91260), (3276, 89115), (3380, 86373), (3510, 83174), (3549, 82260), (3780, 77233), (4095, 71292), (4113, 70980), (4563, 63980), (4570, 63882), (4732, 61695), (4914, 59410), (5070, 57582), (5460, 53469), (5484, 53235), (5915, 49356), (5941, 49140), (6084, 47985), (6398, 45630), (6855, 42588), (7020, 41587), (7098, 41130), (7605, 38388), (8190, 35646), (8226, 35490), (9126, 31990), (9140, 31941), (9597, 30420), (9828, 29705), (10140, 28791), (10647, 27420), (11830, 24678), (11882, 24570), (12285, 23764), (12339, 23660), (12796, 22815), (13710, 21294), (14196, 20565), (15210, 19194), (15995, 18252), (16380, 17823), (16452, 17745)]