488348640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1373}}^1$

素因数の和:1426

約数の個数: 288

約数和(自身を含む): 1890514080

約数和(自身を除く): 1402165440

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 19, 20, 24, 26, 30, 32, 36, 38, 39, 40, 45, 48, 52, 57, 60, 65, 72, 76, 78, 80, 90, 95, 96, 104, 114, 117, 120, 130, 144, 152, 156, 160, 171, 180, 190, 195, 208, 228, 234, 240, 247, 260, 285, 288, 304, 312, 342, 360, 380, 390, 416, 456, 468, 480, 494, 520, 570, 585, 608, 624, 684, 720, 741, 760, 780, 855, 912, 936, 988, 1040, 1140, 1170, 1235, 1248, 1368, 1373, 1440, 1482, 1520, 1560, 1710, 1824, 1872, 1976, 2080, 2223, 2280, 2340, 2470, 2736, 2746, 2964, 3040, 3120, 3420, 3705, 3744, 3952, 4119, 4446, 4560, 4680, 4940, 5472, 5492, 5928, 6240, 6840, 6865, 7410, 7904, 8238, 8892, 9120, 9360, 9880, 10984, 11115, 11856, 12357, 13680, 13730, 14820, 16476, 17784, 17849, 18720, 19760, 20595, 21968, 22230, 23712, 24714, 26087, 27360, 27460, 29640, 32952, 35568, 35698, 39520, 41190, 43936, 44460, 49428, 52174, 53547, 54920, 59280, 61785, 65904, 71136, 71396, 78261, 82380, 88920, 89245, 98856, 104348, 107094, 109840, 118560, 123570, 130435, 131808, 142792, 156522, 160641, 164760, 177840, 178490, 197712, 208696, 214188, 219680, 234783, 247140, 260870, 267735, 285584, 313044, 321282, 329520, 339131, 355680, 356980, 391305, 395424, 417392, 428376, 469566, 494280, 521740, 535470, 571168, 626088, 642564, 659040, 678262, 713960, 782610, 803205, 834784, 856752, 939132, 988560, 1017393, 1043480, 1070940, 1173915, 1252176, 1285128, 1356524, 1427920, 1565220, 1606410, 1695655, 1713504, 1878264, 1977120, 2034786, 2086960, 2141880, 2347830, 2504352, 2570256, 2713048, 2855840, 3052179, 3130440, 3212820, 3391310, 3756528, 4069572, 4173920, 4283760, 4695660, 5086965, 5140512, 5426096, 6104358, 6260880, 6425640, 6782620, 7513056, 8139144, 8567520, 9391320, 10173930, 10852192, 12208716, 12521760, 12851280, 13565240, 15260895, 16278288, 18782640, 20347860, 24417432, 25702560, 27130480, 30521790, 32556576, 37565280, 40695720, 48834864, 54260960, 61043580, 81391440, 97669728, 122087160, 162782880, 244174320, 488348640]

約数ペア:

[(1, 488348640), (2, 244174320), (3, 162782880), (4, 122087160), (5, 97669728), (6, 81391440), (8, 61043580), (9, 54260960), (10, 48834864), (12, 40695720), (13, 37565280), (15, 32556576), (16, 30521790), (18, 27130480), (19, 25702560), (20, 24417432), (24, 20347860), (26, 18782640), (30, 16278288), (32, 15260895), (36, 13565240), (38, 12851280), (39, 12521760), (40, 12208716), (45, 10852192), (48, 10173930), (52, 9391320), (57, 8567520), (60, 8139144), (65, 7513056), (72, 6782620), (76, 6425640), (78, 6260880), (80, 6104358), (90, 5426096), (95, 5140512), (96, 5086965), (104, 4695660), (114, 4283760), (117, 4173920), (120, 4069572), (130, 3756528), (144, 3391310), (152, 3212820), (156, 3130440), (160, 3052179), (171, 2855840), (180, 2713048), (190, 2570256), (195, 2504352), (208, 2347830), (228, 2141880), (234, 2086960), (240, 2034786), (247, 1977120), (260, 1878264), (285, 1713504), (288, 1695655), (304, 1606410), (312, 1565220), (342, 1427920), (360, 1356524), (380, 1285128), (390, 1252176), (416, 1173915), (456, 1070940), (468, 1043480), (480, 1017393), (494, 988560), (520, 939132), (570, 856752), (585, 834784), (608, 803205), (624, 782610), (684, 713960), (720, 678262), (741, 659040), (760, 642564), (780, 626088), (855, 571168), (912, 535470), (936, 521740), (988, 494280), (1040, 469566), (1140, 428376), (1170, 417392), (1235, 395424), (1248, 391305), (1368, 356980), (1373, 355680), (1440, 339131), (1482, 329520), (1520, 321282), (1560, 313044), (1710, 285584), (1824, 267735), (1872, 260870), (1976, 247140), (2080, 234783), (2223, 219680), (2280, 214188), (2340, 208696), (2470, 197712), (2736, 178490), (2746, 177840), (2964, 164760), (3040, 160641), (3120, 156522), (3420, 142792), (3705, 131808), (3744, 130435), (3952, 123570), (4119, 118560), (4446, 109840), (4560, 107094), (4680, 104348), (4940, 98856), (5472, 89245), (5492, 88920), (5928, 82380), (6240, 78261), (6840, 71396), (6865, 71136), (7410, 65904), (7904, 61785), (8238, 59280), (8892, 54920), (9120, 53547), (9360, 52174), (9880, 49428), (10984, 44460), (11115, 43936), (11856, 41190), (12357, 39520), (13680, 35698), (13730, 35568), (14820, 32952), (16476, 29640), (17784, 27460), (17849, 27360), (18720, 26087), (19760, 24714), (20595, 23712), (21968, 22230)]