291139680

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:178

約数の個数: 288

約数和(自身を含む): 1030415904

約数和(自身を除く): 739276224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 37, 39, 40, 48, 52, 60, 65, 74, 78, 80, 96, 97, 104, 111, 120, 130, 148, 156, 160, 169, 185, 194, 195, 208, 222, 240, 260, 291, 296, 312, 338, 370, 388, 390, 416, 444, 480, 481, 485, 507, 520, 555, 582, 592, 624, 676, 740, 776, 780, 845, 888, 962, 970, 1014, 1040, 1110, 1164, 1184, 1248, 1261, 1352, 1443, 1455, 1480, 1552, 1560, 1690, 1776, 1924, 1940, 2028, 2080, 2220, 2328, 2405, 2522, 2535, 2704, 2886, 2910, 2960, 3104, 3120, 3380, 3552, 3589, 3783, 3848, 3880, 4056, 4440, 4656, 4810, 5044, 5070, 5408, 5772, 5820, 5920, 6240, 6253, 6305, 6760, 7178, 7215, 7566, 7696, 7760, 8112, 8880, 9312, 9620, 10088, 10140, 10767, 11544, 11640, 12506, 12610, 13520, 14356, 14430, 15132, 15392, 15520, 16224, 16393, 17760, 17945, 18759, 18915, 19240, 20176, 20280, 21534, 23088, 23280, 25012, 25220, 27040, 28712, 28860, 30264, 31265, 32786, 35890, 37518, 37830, 38480, 40352, 40560, 43068, 46176, 46560, 46657, 49179, 50024, 50440, 53835, 57424, 57720, 60528, 62530, 65572, 71780, 75036, 75660, 76960, 81120, 81965, 86136, 93314, 93795, 98358, 100048, 100880, 107670, 114848, 115440, 121056, 125060, 131144, 139971, 143560, 150072, 151320, 163930, 172272, 186628, 187590, 196716, 200096, 201760, 215340, 230880, 233285, 245895, 250120, 262288, 279942, 287120, 300144, 302640, 327860, 344544, 373256, 375180, 393432, 430680, 466570, 491790, 500240, 524576, 559884, 574240, 600288, 605280, 606541, 655720, 699855, 746512, 750360, 786864, 861360, 933140, 983580, 1000480, 1119768, 1213082, 1311440, 1399710, 1493024, 1500720, 1573728, 1722720, 1819623, 1866280, 1967160, 2239536, 2426164, 2622880, 2799420, 3001440, 3032705, 3639246, 3732560, 3934320, 4479072, 4852328, 5598840, 6065410, 7278492, 7465120, 7868640, 9098115, 9704656, 11197680, 12130820, 14556984, 18196230, 19409312, 22395360, 24261640, 29113968, 36392460, 48523280, 58227936, 72784920, 97046560, 145569840, 291139680]

約数ペア:

[(1, 291139680), (2, 145569840), (3, 97046560), (4, 72784920), (5, 58227936), (6, 48523280), (8, 36392460), (10, 29113968), (12, 24261640), (13, 22395360), (15, 19409312), (16, 18196230), (20, 14556984), (24, 12130820), (26, 11197680), (30, 9704656), (32, 9098115), (37, 7868640), (39, 7465120), (40, 7278492), (48, 6065410), (52, 5598840), (60, 4852328), (65, 4479072), (74, 3934320), (78, 3732560), (80, 3639246), (96, 3032705), (97, 3001440), (104, 2799420), (111, 2622880), (120, 2426164), (130, 2239536), (148, 1967160), (156, 1866280), (160, 1819623), (169, 1722720), (185, 1573728), (194, 1500720), (195, 1493024), (208, 1399710), (222, 1311440), (240, 1213082), (260, 1119768), (291, 1000480), (296, 983580), (312, 933140), (338, 861360), (370, 786864), (388, 750360), (390, 746512), (416, 699855), (444, 655720), (480, 606541), (481, 605280), (485, 600288), (507, 574240), (520, 559884), (555, 524576), (582, 500240), (592, 491790), (624, 466570), (676, 430680), (740, 393432), (776, 375180), (780, 373256), (845, 344544), (888, 327860), (962, 302640), (970, 300144), (1014, 287120), (1040, 279942), (1110, 262288), (1164, 250120), (1184, 245895), (1248, 233285), (1261, 230880), (1352, 215340), (1443, 201760), (1455, 200096), (1480, 196716), (1552, 187590), (1560, 186628), (1690, 172272), (1776, 163930), (1924, 151320), (1940, 150072), (2028, 143560), (2080, 139971), (2220, 131144), (2328, 125060), (2405, 121056), (2522, 115440), (2535, 114848), (2704, 107670), (2886, 100880), (2910, 100048), (2960, 98358), (3104, 93795), (3120, 93314), (3380, 86136), (3552, 81965), (3589, 81120), (3783, 76960), (3848, 75660), (3880, 75036), (4056, 71780), (4440, 65572), (4656, 62530), (4810, 60528), (5044, 57720), (5070, 57424), (5408, 53835), (5772, 50440), (5820, 50024), (5920, 49179), (6240, 46657), (6253, 46560), (6305, 46176), (6760, 43068), (7178, 40560), (7215, 40352), (7566, 38480), (7696, 37830), (7760, 37518), (8112, 35890), (8880, 32786), (9312, 31265), (9620, 30264), (10088, 28860), (10140, 28712), (10767, 27040), (11544, 25220), (11640, 25012), (12506, 23280), (12610, 23088), (13520, 21534), (14356, 20280), (14430, 20176), (15132, 19240), (15392, 18915), (15520, 18759), (16224, 17945), (16393, 17760)]