20121070800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{31817}}^1$

素因数の和:31886

約数の個数: 240

約数和(自身を含む): 70449633792

約数和(自身を除く): 50328562992

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 25, 30, 31, 34, 40, 48, 50, 51, 60, 62, 68, 75, 80, 85, 93, 100, 102, 120, 124, 136, 150, 155, 170, 186, 200, 204, 240, 248, 255, 272, 300, 310, 340, 372, 400, 408, 425, 465, 496, 510, 527, 600, 620, 680, 744, 775, 816, 850, 930, 1020, 1054, 1200, 1240, 1275, 1360, 1488, 1550, 1581, 1700, 1860, 2040, 2108, 2325, 2480, 2550, 2635, 3100, 3162, 3400, 3720, 4080, 4216, 4650, 5100, 5270, 6200, 6324, 6800, 7440, 7905, 8432, 9300, 10200, 10540, 12400, 12648, 13175, 15810, 18600, 20400, 21080, 25296, 26350, 31620, 31817, 37200, 39525, 42160, 52700, 63240, 63634, 79050, 95451, 105400, 126480, 127268, 158100, 159085, 190902, 210800, 254536, 316200, 318170, 381804, 477255, 509072, 540889, 632400, 636340, 763608, 795425, 954510, 986327, 1081778, 1272680, 1527216, 1590850, 1622667, 1909020, 1972654, 2163556, 2386275, 2545360, 2704445, 2958981, 3181700, 3245334, 3818040, 3945308, 4327112, 4772550, 4931635, 5408890, 5917962, 6363400, 6490668, 7636080, 7890616, 8113335, 8654224, 9545100, 9863270, 10817780, 11835924, 12726800, 12981336, 13522225, 14794905, 15781232, 16226670, 16767559, 19090200, 19726540, 21635560, 23671848, 24658175, 25962672, 27044450, 29589810, 32453340, 33535118, 38180400, 39453080, 40566675, 43271120, 47343696, 49316350, 50302677, 54088900, 59179620, 64906680, 67070236, 73974525, 78906160, 81133350, 83837795, 98632700, 100605354, 108177800, 118359240, 129813360, 134140472, 147949050, 162266700, 167675590, 197265400, 201210708, 216355600, 236718480, 251513385, 268280944, 295898100, 324533400, 335351180, 394530800, 402421416, 419188975, 503026770, 591796200, 649066800, 670702360, 804842832, 838377950, 1006053540, 1183592400, 1257566925, 1341404720, 1676755900, 2012107080, 2515133850, 3353511800, 4024214160, 5030267700, 6707023600, 10060535400, 20121070800]

約数ペア:

[(1, 20121070800), (2, 10060535400), (3, 6707023600), (4, 5030267700), (5, 4024214160), (6, 3353511800), (8, 2515133850), (10, 2012107080), (12, 1676755900), (15, 1341404720), (16, 1257566925), (17, 1183592400), (20, 1006053540), (24, 838377950), (25, 804842832), (30, 670702360), (31, 649066800), (34, 591796200), (40, 503026770), (48, 419188975), (50, 402421416), (51, 394530800), (60, 335351180), (62, 324533400), (68, 295898100), (75, 268280944), (80, 251513385), (85, 236718480), (93, 216355600), (100, 201210708), (102, 197265400), (120, 167675590), (124, 162266700), (136, 147949050), (150, 134140472), (155, 129813360), (170, 118359240), (186, 108177800), (200, 100605354), (204, 98632700), (240, 83837795), (248, 81133350), (255, 78906160), (272, 73974525), (300, 67070236), (310, 64906680), (340, 59179620), (372, 54088900), (400, 50302677), (408, 49316350), (425, 47343696), (465, 43271120), (496, 40566675), (510, 39453080), (527, 38180400), (600, 33535118), (620, 32453340), (680, 29589810), (744, 27044450), (775, 25962672), (816, 24658175), (850, 23671848), (930, 21635560), (1020, 19726540), (1054, 19090200), (1200, 16767559), (1240, 16226670), (1275, 15781232), (1360, 14794905), (1488, 13522225), (1550, 12981336), (1581, 12726800), (1700, 11835924), (1860, 10817780), (2040, 9863270), (2108, 9545100), (2325, 8654224), (2480, 8113335), (2550, 7890616), (2635, 7636080), (3100, 6490668), (3162, 6363400), (3400, 5917962), (3720, 5408890), (4080, 4931635), (4216, 4772550), (4650, 4327112), (5100, 3945308), (5270, 3818040), (6200, 3245334), (6324, 3181700), (6800, 2958981), (7440, 2704445), (7905, 2545360), (8432, 2386275), (9300, 2163556), (10200, 1972654), (10540, 1909020), (12400, 1622667), (12648, 1590850), (13175, 1527216), (15810, 1272680), (18600, 1081778), (20400, 986327), (21080, 954510), (25296, 795425), (26350, 763608), (31620, 636340), (31817, 632400), (37200, 540889), (39525, 509072), (42160, 477255), (52700, 381804), (63240, 318170), (63634, 316200), (79050, 254536), (95451, 210800), (105400, 190902), (126480, 159085), (127268, 158100)]