408379400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:280

約数の個数: 192

約数和(自身を含む): 1134302400

約数和(自身を除く): 725923000

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 25, 26, 40, 44, 50, 52, 55, 65, 88, 100, 104, 109, 110, 130, 131, 143, 200, 218, 220, 260, 262, 275, 286, 325, 436, 440, 520, 524, 545, 550, 572, 650, 655, 715, 872, 1048, 1090, 1100, 1144, 1199, 1300, 1310, 1417, 1430, 1441, 1703, 2180, 2200, 2398, 2600, 2620, 2725, 2834, 2860, 2882, 3275, 3406, 3575, 4360, 4796, 5240, 5450, 5668, 5720, 5764, 5995, 6550, 6812, 7085, 7150, 7205, 8515, 9592, 10900, 11336, 11528, 11990, 13100, 13624, 14170, 14279, 14300, 14410, 15587, 17030, 18733, 21800, 23980, 26200, 28340, 28558, 28600, 28820, 29975, 31174, 34060, 35425, 36025, 37466, 42575, 47960, 56680, 57116, 57640, 59950, 62348, 68120, 70850, 71395, 72050, 74932, 77935, 85150, 93665, 114232, 119900, 124696, 141700, 142790, 144100, 149864, 155870, 157069, 170300, 185627, 187330, 239800, 283400, 285580, 288200, 311740, 314138, 340600, 356975, 371254, 374660, 389675, 468325, 571160, 623480, 628276, 713950, 742508, 749320, 779350, 785345, 928135, 936650, 1256552, 1427900, 1485016, 1558700, 1570690, 1856270, 1873300, 2041897, 2855800, 3117400, 3141380, 3712540, 3746600, 3926725, 4083794, 4640675, 6282760, 7425080, 7853450, 8167588, 9281350, 10209485, 15706900, 16335176, 18562700, 20418970, 31413800, 37125400, 40837940, 51047425, 81675880, 102094850, 204189700, 408379400]

約数ペア:

[(1, 408379400), (2, 204189700), (4, 102094850), (5, 81675880), (8, 51047425), (10, 40837940), (11, 37125400), (13, 31413800), (20, 20418970), (22, 18562700), (25, 16335176), (26, 15706900), (40, 10209485), (44, 9281350), (50, 8167588), (52, 7853450), (55, 7425080), (65, 6282760), (88, 4640675), (100, 4083794), (104, 3926725), (109, 3746600), (110, 3712540), (130, 3141380), (131, 3117400), (143, 2855800), (200, 2041897), (218, 1873300), (220, 1856270), (260, 1570690), (262, 1558700), (275, 1485016), (286, 1427900), (325, 1256552), (436, 936650), (440, 928135), (520, 785345), (524, 779350), (545, 749320), (550, 742508), (572, 713950), (650, 628276), (655, 623480), (715, 571160), (872, 468325), (1048, 389675), (1090, 374660), (1100, 371254), (1144, 356975), (1199, 340600), (1300, 314138), (1310, 311740), (1417, 288200), (1430, 285580), (1441, 283400), (1703, 239800), (2180, 187330), (2200, 185627), (2398, 170300), (2600, 157069), (2620, 155870), (2725, 149864), (2834, 144100), (2860, 142790), (2882, 141700), (3275, 124696), (3406, 119900), (3575, 114232), (4360, 93665), (4796, 85150), (5240, 77935), (5450, 74932), (5668, 72050), (5720, 71395), (5764, 70850), (5995, 68120), (6550, 62348), (6812, 59950), (7085, 57640), (7150, 57116), (7205, 56680), (8515, 47960), (9592, 42575), (10900, 37466), (11336, 36025), (11528, 35425), (11990, 34060), (13100, 31174), (13624, 29975), (14170, 28820), (14279, 28600), (14300, 28558), (14410, 28340), (15587, 26200), (17030, 23980), (18733, 21800)]