489390720

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2801}}^1$

素因数の和:2843

約数の個数: 256

約数和(自身を含む): 1920602880

約数和(自身を除く): 1431212160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 128, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 384, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 640, 672, 728, 780, 832, 840, 896, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1664, 1680, 1820, 1920, 2080, 2184, 2240, 2496, 2688, 2730, 2801, 2912, 3120, 3360, 3640, 4160, 4368, 4480, 4992, 5460, 5602, 5824, 6240, 6720, 7280, 8320, 8403, 8736, 10920, 11204, 11648, 12480, 13440, 14005, 14560, 16806, 17472, 19607, 21840, 22408, 24960, 28010, 29120, 33612, 34944, 36413, 39214, 42015, 43680, 44816, 56020, 58240, 58821, 67224, 72826, 78428, 84030, 87360, 89632, 98035, 109239, 112040, 117642, 134448, 145652, 156856, 168060, 174720, 179264, 182065, 196070, 218478, 224080, 235284, 254891, 268896, 291304, 294105, 313712, 336120, 358528, 364130, 392140, 436956, 448160, 470568, 509782, 537792, 546195, 582608, 588210, 627424, 672240, 728260, 764673, 784280, 873912, 896320, 941136, 1019564, 1075584, 1092390, 1165216, 1176420, 1254848, 1274455, 1344480, 1456520, 1529346, 1568560, 1747824, 1792640, 1882272, 2039128, 2184780, 2330432, 2352840, 2509696, 2548910, 2688960, 2913040, 3058692, 3137120, 3495648, 3764544, 3823365, 4078256, 4369560, 4660864, 4705680, 5097820, 5377920, 5826080, 6117384, 6274240, 6991296, 7529088, 7646730, 8156512, 8739120, 9411360, 10195640, 11652160, 12234768, 12548480, 13982592, 15293460, 16313024, 17478240, 18822720, 20391280, 23304320, 24469536, 30586920, 32626048, 34956480, 37645440, 40782560, 48939072, 61173840, 69912960, 81565120, 97878144, 122347680, 163130240, 244695360, 489390720]

約数ペア:

[(1, 489390720), (2, 244695360), (3, 163130240), (4, 122347680), (5, 97878144), (6, 81565120), (7, 69912960), (8, 61173840), (10, 48939072), (12, 40782560), (13, 37645440), (14, 34956480), (15, 32626048), (16, 30586920), (20, 24469536), (21, 23304320), (24, 20391280), (26, 18822720), (28, 17478240), (30, 16313024), (32, 15293460), (35, 13982592), (39, 12548480), (40, 12234768), (42, 11652160), (48, 10195640), (52, 9411360), (56, 8739120), (60, 8156512), (64, 7646730), (65, 7529088), (70, 6991296), (78, 6274240), (80, 6117384), (84, 5826080), (91, 5377920), (96, 5097820), (104, 4705680), (105, 4660864), (112, 4369560), (120, 4078256), (128, 3823365), (130, 3764544), (140, 3495648), (156, 3137120), (160, 3058692), (168, 2913040), (182, 2688960), (192, 2548910), (195, 2509696), (208, 2352840), (210, 2330432), (224, 2184780), (240, 2039128), (260, 1882272), (273, 1792640), (280, 1747824), (312, 1568560), (320, 1529346), (336, 1456520), (364, 1344480), (384, 1274455), (390, 1254848), (416, 1176420), (420, 1165216), (448, 1092390), (455, 1075584), (480, 1019564), (520, 941136), (546, 896320), (560, 873912), (624, 784280), (640, 764673), (672, 728260), (728, 672240), (780, 627424), (832, 588210), (840, 582608), (896, 546195), (910, 537792), (960, 509782), (1040, 470568), (1092, 448160), (1120, 436956), (1248, 392140), (1344, 364130), (1365, 358528), (1456, 336120), (1560, 313712), (1664, 294105), (1680, 291304), (1820, 268896), (1920, 254891), (2080, 235284), (2184, 224080), (2240, 218478), (2496, 196070), (2688, 182065), (2730, 179264), (2801, 174720), (2912, 168060), (3120, 156856), (3360, 145652), (3640, 134448), (4160, 117642), (4368, 112040), (4480, 109239), (4992, 98035), (5460, 89632), (5602, 87360), (5824, 84030), (6240, 78428), (6720, 72826), (7280, 67224), (8320, 58821), (8403, 58240), (8736, 56020), (10920, 44816), (11204, 43680), (11648, 42015), (12480, 39214), (13440, 36413), (14005, 34944), (14560, 33612), (16806, 29120), (17472, 28010), (19607, 24960), (21840, 22408)]