19318214440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{103}}^1\times {\mathrm{139}}^1$

素因数の和:400

約数の個数: 256

約数和(自身を含む): 51996672000

約数和(自身を除く): 32678457560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 79, 103, 122, 139, 140, 158, 206, 244, 278, 280, 305, 316, 395, 412, 427, 488, 515, 553, 556, 610, 632, 695, 721, 790, 824, 854, 973, 1030, 1106, 1112, 1220, 1390, 1442, 1580, 1708, 1946, 2060, 2135, 2212, 2440, 2765, 2780, 2884, 3160, 3416, 3605, 3892, 4120, 4270, 4424, 4819, 4865, 5530, 5560, 5768, 6283, 7210, 7784, 8137, 8479, 8540, 9638, 9730, 10981, 11060, 12566, 14317, 14420, 16274, 16958, 17080, 19276, 19460, 21962, 22120, 24095, 25132, 28634, 28840, 31415, 32548, 33733, 33916, 38552, 38920, 40685, 42395, 43924, 43981, 48190, 50264, 54905, 56959, 57268, 59353, 62830, 65096, 67466, 67832, 71585, 76867, 81370, 84790, 87848, 87962, 96380, 100219, 109810, 113918, 114536, 118706, 125660, 134932, 143170, 153734, 162740, 168665, 169580, 175924, 192760, 200438, 219620, 219905, 227836, 237412, 251320, 269864, 284795, 286340, 296765, 307468, 325480, 337330, 339160, 351848, 384335, 400876, 439240, 439810, 455672, 474824, 496357, 501095, 569590, 572680, 593530, 614936, 669841, 674660, 768670, 801752, 873337, 879620, 992714, 1002190, 1131043, 1139180, 1187060, 1339682, 1349320, 1537340, 1746674, 1759240, 1985428, 2004380, 2262086, 2278360, 2374120, 2481785, 2679364, 3074680, 3349205, 3474499, 3493348, 3970856, 4008760, 4366685, 4524172, 4688887, 4963570, 5358728, 5655215, 6113359, 6698410, 6948998, 6986696, 7917301, 8733370, 9048344, 9377774, 9927140, 11310430, 12226718, 13396820, 13897996, 15834602, 17372495, 17466740, 18755548, 19854280, 22620860, 23444435, 24453436, 26793640, 27795992, 30566795, 31669204, 34744990, 34933480, 37511096, 39586505, 45241720, 46888870, 48906872, 61133590, 63338408, 68993623, 69489980, 79173010, 93777740, 122267180, 137987246, 138979960, 158346020, 187555480, 244534360, 275974492, 316692040, 344968115, 482955361, 551948984, 689936230, 965910722, 1379872460, 1931821444, 2414776805, 2759744920, 3863642888, 4829553610, 9659107220, 19318214440]

約数ペア:

[(1, 19318214440), (2, 9659107220), (4, 4829553610), (5, 3863642888), (7, 2759744920), (8, 2414776805), (10, 1931821444), (14, 1379872460), (20, 965910722), (28, 689936230), (35, 551948984), (40, 482955361), (56, 344968115), (61, 316692040), (70, 275974492), (79, 244534360), (103, 187555480), (122, 158346020), (139, 138979960), (140, 137987246), (158, 122267180), (206, 93777740), (244, 79173010), (278, 69489980), (280, 68993623), (305, 63338408), (316, 61133590), (395, 48906872), (412, 46888870), (427, 45241720), (488, 39586505), (515, 37511096), (553, 34933480), (556, 34744990), (610, 31669204), (632, 30566795), (695, 27795992), (721, 26793640), (790, 24453436), (824, 23444435), (854, 22620860), (973, 19854280), (1030, 18755548), (1106, 17466740), (1112, 17372495), (1220, 15834602), (1390, 13897996), (1442, 13396820), (1580, 12226718), (1708, 11310430), (1946, 9927140), (2060, 9377774), (2135, 9048344), (2212, 8733370), (2440, 7917301), (2765, 6986696), (2780, 6948998), (2884, 6698410), (3160, 6113359), (3416, 5655215), (3605, 5358728), (3892, 4963570), (4120, 4688887), (4270, 4524172), (4424, 4366685), (4819, 4008760), (4865, 3970856), (5530, 3493348), (5560, 3474499), (5768, 3349205), (6283, 3074680), (7210, 2679364), (7784, 2481785), (8137, 2374120), (8479, 2278360), (8540, 2262086), (9638, 2004380), (9730, 1985428), (10981, 1759240), (11060, 1746674), (12566, 1537340), (14317, 1349320), (14420, 1339682), (16274, 1187060), (16958, 1139180), (17080, 1131043), (19276, 1002190), (19460, 992714), (21962, 879620), (22120, 873337), (24095, 801752), (25132, 768670), (28634, 674660), (28840, 669841), (31415, 614936), (32548, 593530), (33733, 572680), (33916, 569590), (38552, 501095), (38920, 496357), (40685, 474824), (42395, 455672), (43924, 439810), (43981, 439240), (48190, 400876), (50264, 384335), (54905, 351848), (56959, 339160), (57268, 337330), (59353, 325480), (62830, 307468), (65096, 296765), (67466, 286340), (67832, 284795), (71585, 269864), (76867, 251320), (81370, 237412), (84790, 227836), (87848, 219905), (87962, 219620), (96380, 200438), (100219, 192760), (109810, 175924), (113918, 169580), (114536, 168665), (118706, 162740), (125660, 153734), (134932, 143170)]