1816003800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8623}}^1$

素因数の和:8664

約数の個数: 240

約数和(自身を含む): 6793211040

約数和(自身を除く): 4977207240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 25, 26, 27, 30, 36, 39, 40, 45, 50, 52, 54, 60, 65, 72, 75, 78, 81, 90, 100, 104, 108, 117, 120, 130, 135, 150, 156, 162, 180, 195, 200, 216, 225, 234, 260, 270, 300, 312, 324, 325, 351, 360, 390, 405, 450, 468, 520, 540, 585, 600, 648, 650, 675, 702, 780, 810, 900, 936, 975, 1053, 1080, 1170, 1300, 1350, 1404, 1560, 1620, 1755, 1800, 1950, 2025, 2106, 2340, 2600, 2700, 2808, 2925, 3240, 3510, 3900, 4050, 4212, 4680, 5265, 5400, 5850, 7020, 7800, 8100, 8424, 8623, 8775, 10530, 11700, 14040, 16200, 17246, 17550, 21060, 23400, 25869, 26325, 34492, 35100, 42120, 43115, 51738, 52650, 68984, 70200, 77607, 86230, 103476, 105300, 112099, 129345, 155214, 172460, 206952, 210600, 215575, 224198, 232821, 258690, 310428, 336297, 344920, 388035, 431150, 448396, 465642, 517380, 560495, 620856, 646725, 672594, 698463, 776070, 862300, 896792, 931284, 1008891, 1034760, 1120990, 1164105, 1293450, 1345188, 1396926, 1552140, 1681485, 1724600, 1862568, 1940175, 2017782, 2241980, 2328210, 2586900, 2690376, 2793852, 2802475, 3026673, 3104280, 3362970, 3492315, 3880350, 4035564, 4483960, 4656420, 5044455, 5173800, 5587704, 5604950, 5820525, 6053346, 6725940, 6984630, 7760700, 8071128, 8407425, 9080019, 9312840, 10088910, 11209900, 11641050, 12106692, 13451880, 13969260, 15133365, 15521400, 16814850, 17461575, 18160038, 20177820, 22419800, 23282100, 24213384, 25222275, 27938520, 30266730, 33629700, 34923150, 36320076, 40355640, 45400095, 46564200, 50444550, 60533460, 67259400, 69846300, 72640152, 75666825, 90800190, 100889100, 121066920, 139692600, 151333650, 181600380, 201778200, 227000475, 302667300, 363200760, 454000950, 605334600, 908001900, 1816003800]

約数ペア:

[(1, 1816003800), (2, 908001900), (3, 605334600), (4, 454000950), (5, 363200760), (6, 302667300), (8, 227000475), (9, 201778200), (10, 181600380), (12, 151333650), (13, 139692600), (15, 121066920), (18, 100889100), (20, 90800190), (24, 75666825), (25, 72640152), (26, 69846300), (27, 67259400), (30, 60533460), (36, 50444550), (39, 46564200), (40, 45400095), (45, 40355640), (50, 36320076), (52, 34923150), (54, 33629700), (60, 30266730), (65, 27938520), (72, 25222275), (75, 24213384), (78, 23282100), (81, 22419800), (90, 20177820), (100, 18160038), (104, 17461575), (108, 16814850), (117, 15521400), (120, 15133365), (130, 13969260), (135, 13451880), (150, 12106692), (156, 11641050), (162, 11209900), (180, 10088910), (195, 9312840), (200, 9080019), (216, 8407425), (225, 8071128), (234, 7760700), (260, 6984630), (270, 6725940), (300, 6053346), (312, 5820525), (324, 5604950), (325, 5587704), (351, 5173800), (360, 5044455), (390, 4656420), (405, 4483960), (450, 4035564), (468, 3880350), (520, 3492315), (540, 3362970), (585, 3104280), (600, 3026673), (648, 2802475), (650, 2793852), (675, 2690376), (702, 2586900), (780, 2328210), (810, 2241980), (900, 2017782), (936, 1940175), (975, 1862568), (1053, 1724600), (1080, 1681485), (1170, 1552140), (1300, 1396926), (1350, 1345188), (1404, 1293450), (1560, 1164105), (1620, 1120990), (1755, 1034760), (1800, 1008891), (1950, 931284), (2025, 896792), (2106, 862300), (2340, 776070), (2600, 698463), (2700, 672594), (2808, 646725), (2925, 620856), (3240, 560495), (3510, 517380), (3900, 465642), (4050, 448396), (4212, 431150), (4680, 388035), (5265, 344920), (5400, 336297), (5850, 310428), (7020, 258690), (7800, 232821), (8100, 224198), (8424, 215575), (8623, 210600), (8775, 206952), (10530, 172460), (11700, 155214), (14040, 129345), (16200, 112099), (17246, 105300), (17550, 103476), (21060, 86230), (23400, 77607), (25869, 70200), (26325, 68984), (34492, 52650), (35100, 51738), (42120, 43115)]