2561946660

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{683}}^1$

素因数の和:947

約数の個数: 288

約数和(自身を含む): 9620432640

約数和(自身を除く): 7058485980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 229, 234, 252, 260, 273, 315, 364, 390, 420, 455, 458, 468, 546, 585, 630, 683, 687, 780, 819, 910, 916, 1092, 1145, 1170, 1260, 1365, 1366, 1374, 1603, 1638, 1820, 2049, 2061, 2290, 2340, 2730, 2732, 2748, 2977, 3206, 3276, 3415, 3435, 4095, 4098, 4122, 4580, 4781, 4809, 5460, 5954, 6147, 6412, 6830, 6870, 8015, 8190, 8196, 8244, 8879, 8931, 9562, 9618, 10245, 10305, 11908, 12294, 13660, 13740, 14343, 14427, 14885, 16030, 16380, 17758, 17862, 19124, 19236, 20490, 20610, 20839, 23905, 24045, 24588, 26637, 26793, 28686, 28854, 29770, 30735, 32060, 35516, 35724, 40980, 41220, 41678, 43029, 44395, 44655, 47810, 48090, 53274, 53586, 57372, 57708, 59540, 61470, 62153, 62517, 71715, 72135, 79911, 83356, 86058, 88790, 89310, 95620, 96180, 104195, 106548, 107172, 122940, 124306, 125034, 133185, 133965, 143430, 144270, 156407, 159822, 172116, 177580, 178620, 186459, 187551, 208390, 215145, 248612, 250068, 266370, 267930, 286860, 288540, 310765, 312585, 312814, 319644, 372918, 375102, 399555, 416780, 430290, 469221, 532740, 535860, 559377, 621530, 625170, 625628, 745836, 750204, 782035, 799110, 860580, 932295, 937755, 938442, 1094849, 1118754, 1243060, 1250340, 1407663, 1564070, 1598220, 1864590, 1875510, 1876884, 2033291, 2189698, 2237508, 2346105, 2796885, 2815326, 3128140, 3284547, 3729180, 3751020, 4066582, 4379396, 4692210, 5474245, 5593770, 5630652, 6099873, 6569094, 7038315, 8133164, 9384420, 9853641, 10166455, 10948490, 11187540, 12199746, 13138188, 14076630, 14233037, 16422735, 18299619, 19707282, 20332910, 21896980, 24399492, 28153260, 28466074, 30499365, 32845470, 36599238, 39414564, 40665820, 42699111, 49268205, 56932148, 60998730, 65690940, 71165185, 73198476, 85398222, 91498095, 98536410, 121997460, 128097333, 142330370, 170796444, 182996190, 197072820, 213495555, 256194666, 284660740, 365992380, 426991110, 512389332, 640486665, 853982220, 1280973330, 2561946660]

約数ペア:

[(1, 2561946660), (2, 1280973330), (3, 853982220), (4, 640486665), (5, 512389332), (6, 426991110), (7, 365992380), (9, 284660740), (10, 256194666), (12, 213495555), (13, 197072820), (14, 182996190), (15, 170796444), (18, 142330370), (20, 128097333), (21, 121997460), (26, 98536410), (28, 91498095), (30, 85398222), (35, 73198476), (36, 71165185), (39, 65690940), (42, 60998730), (45, 56932148), (52, 49268205), (60, 42699111), (63, 40665820), (65, 39414564), (70, 36599238), (78, 32845470), (84, 30499365), (90, 28466074), (91, 28153260), (105, 24399492), (117, 21896980), (126, 20332910), (130, 19707282), (140, 18299619), (156, 16422735), (180, 14233037), (182, 14076630), (195, 13138188), (210, 12199746), (229, 11187540), (234, 10948490), (252, 10166455), (260, 9853641), (273, 9384420), (315, 8133164), (364, 7038315), (390, 6569094), (420, 6099873), (455, 5630652), (458, 5593770), (468, 5474245), (546, 4692210), (585, 4379396), (630, 4066582), (683, 3751020), (687, 3729180), (780, 3284547), (819, 3128140), (910, 2815326), (916, 2796885), (1092, 2346105), (1145, 2237508), (1170, 2189698), (1260, 2033291), (1365, 1876884), (1366, 1875510), (1374, 1864590), (1603, 1598220), (1638, 1564070), (1820, 1407663), (2049, 1250340), (2061, 1243060), (2290, 1118754), (2340, 1094849), (2730, 938442), (2732, 937755), (2748, 932295), (2977, 860580), (3206, 799110), (3276, 782035), (3415, 750204), (3435, 745836), (4095, 625628), (4098, 625170), (4122, 621530), (4580, 559377), (4781, 535860), (4809, 532740), (5460, 469221), (5954, 430290), (6147, 416780), (6412, 399555), (6830, 375102), (6870, 372918), (8015, 319644), (8190, 312814), (8196, 312585), (8244, 310765), (8879, 288540), (8931, 286860), (9562, 267930), (9618, 266370), (10245, 250068), (10305, 248612), (11908, 215145), (12294, 208390), (13660, 187551), (13740, 186459), (14343, 178620), (14427, 177580), (14885, 172116), (16030, 159822), (16380, 156407), (17758, 144270), (17862, 143430), (19124, 133965), (19236, 133185), (20490, 125034), (20610, 124306), (20839, 122940), (23905, 107172), (24045, 106548), (24588, 104195), (26637, 96180), (26793, 95620), (28686, 89310), (28854, 88790), (29770, 86058), (30735, 83356), (32060, 79911), (35516, 72135), (35724, 71715), (40980, 62517), (41220, 62153), (41678, 61470), (43029, 59540), (44395, 57708), (44655, 57372), (47810, 53586), (48090, 53274)]