318286920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:788

約数の個数: 256

約数和(自身を含む): 1194393600

約数和(自身を除く): 876106680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 31, 34, 35, 40, 42, 51, 56, 60, 62, 68, 70, 84, 85, 93, 102, 105, 119, 120, 124, 136, 140, 155, 168, 170, 186, 204, 210, 217, 238, 248, 255, 280, 310, 340, 357, 372, 408, 420, 434, 465, 476, 510, 527, 595, 620, 651, 680, 714, 719, 744, 840, 868, 930, 952, 1020, 1054, 1085, 1190, 1240, 1302, 1428, 1438, 1581, 1736, 1785, 1860, 2040, 2108, 2157, 2170, 2380, 2604, 2635, 2856, 2876, 3162, 3255, 3570, 3595, 3689, 3720, 4216, 4314, 4340, 4760, 5033, 5208, 5270, 5752, 6324, 6510, 7140, 7190, 7378, 7905, 8628, 8680, 10066, 10540, 10785, 11067, 12223, 12648, 13020, 14280, 14380, 14756, 15099, 15810, 17256, 18445, 20132, 21080, 21570, 22134, 22289, 24446, 25165, 26040, 28760, 29512, 30198, 31620, 36669, 36890, 40264, 43140, 44268, 44578, 48892, 50330, 55335, 60396, 61115, 63240, 66867, 73338, 73780, 75495, 85561, 86280, 88536, 89156, 97784, 100660, 110670, 111445, 120792, 122230, 133734, 146676, 147560, 150990, 156023, 171122, 178312, 183345, 201320, 221340, 222890, 244460, 256683, 267468, 293352, 301980, 312046, 334335, 342244, 366690, 378913, 427805, 442680, 445780, 468069, 488920, 513366, 534936, 603960, 624092, 668670, 684488, 733380, 757826, 780115, 855610, 891560, 936138, 1026732, 1136739, 1248184, 1283415, 1337340, 1466760, 1515652, 1560230, 1711220, 1872276, 1894565, 2053464, 2273478, 2340345, 2566830, 2652391, 2674680, 3031304, 3120460, 3422440, 3744552, 3789130, 4546956, 4680690, 5133660, 5304782, 5683695, 6240920, 7578260, 7957173, 9093912, 9361380, 10267320, 10609564, 11367390, 13261955, 15156520, 15914346, 18722760, 21219128, 22734780, 26523910, 31828692, 39785865, 45469560, 53047820, 63657384, 79571730, 106095640, 159143460, 318286920]

約数ペア:

[(1, 318286920), (2, 159143460), (3, 106095640), (4, 79571730), (5, 63657384), (6, 53047820), (7, 45469560), (8, 39785865), (10, 31828692), (12, 26523910), (14, 22734780), (15, 21219128), (17, 18722760), (20, 15914346), (21, 15156520), (24, 13261955), (28, 11367390), (30, 10609564), (31, 10267320), (34, 9361380), (35, 9093912), (40, 7957173), (42, 7578260), (51, 6240920), (56, 5683695), (60, 5304782), (62, 5133660), (68, 4680690), (70, 4546956), (84, 3789130), (85, 3744552), (93, 3422440), (102, 3120460), (105, 3031304), (119, 2674680), (120, 2652391), (124, 2566830), (136, 2340345), (140, 2273478), (155, 2053464), (168, 1894565), (170, 1872276), (186, 1711220), (204, 1560230), (210, 1515652), (217, 1466760), (238, 1337340), (248, 1283415), (255, 1248184), (280, 1136739), (310, 1026732), (340, 936138), (357, 891560), (372, 855610), (408, 780115), (420, 757826), (434, 733380), (465, 684488), (476, 668670), (510, 624092), (527, 603960), (595, 534936), (620, 513366), (651, 488920), (680, 468069), (714, 445780), (719, 442680), (744, 427805), (840, 378913), (868, 366690), (930, 342244), (952, 334335), (1020, 312046), (1054, 301980), (1085, 293352), (1190, 267468), (1240, 256683), (1302, 244460), (1428, 222890), (1438, 221340), (1581, 201320), (1736, 183345), (1785, 178312), (1860, 171122), (2040, 156023), (2108, 150990), (2157, 147560), (2170, 146676), (2380, 133734), (2604, 122230), (2635, 120792), (2856, 111445), (2876, 110670), (3162, 100660), (3255, 97784), (3570, 89156), (3595, 88536), (3689, 86280), (3720, 85561), (4216, 75495), (4314, 73780), (4340, 73338), (4760, 66867), (5033, 63240), (5208, 61115), (5270, 60396), (5752, 55335), (6324, 50330), (6510, 48892), (7140, 44578), (7190, 44268), (7378, 43140), (7905, 40264), (8628, 36890), (8680, 36669), (10066, 31620), (10540, 30198), (10785, 29512), (11067, 28760), (12223, 26040), (12648, 25165), (13020, 24446), (14280, 22289), (14380, 22134), (14756, 21570), (15099, 21080), (15810, 20132), (17256, 18445)]