278090280

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:745

約数の個数: 256

約数和(自身を含む): 1034208000

約数和(自身を除く): 756117720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 27, 29, 30, 36, 39, 40, 45, 52, 54, 58, 60, 65, 72, 78, 87, 90, 104, 108, 116, 117, 120, 130, 135, 145, 156, 174, 180, 195, 216, 232, 234, 260, 261, 270, 290, 312, 348, 351, 360, 377, 390, 435, 468, 520, 522, 540, 580, 585, 683, 696, 702, 754, 780, 783, 870, 936, 1044, 1080, 1131, 1160, 1170, 1305, 1366, 1404, 1508, 1560, 1566, 1740, 1755, 1885, 2049, 2088, 2262, 2340, 2610, 2732, 2808, 3016, 3132, 3393, 3415, 3480, 3510, 3770, 3915, 4098, 4524, 4680, 5220, 5464, 5655, 6147, 6264, 6786, 6830, 7020, 7540, 7830, 8196, 8879, 9048, 10179, 10245, 10440, 11310, 12294, 13572, 13660, 14040, 15080, 15660, 16392, 16965, 17758, 18441, 19807, 20358, 20490, 22620, 24588, 26637, 27144, 27320, 30735, 31320, 33930, 35516, 36882, 39614, 40716, 40980, 44395, 45240, 49176, 50895, 53274, 59421, 61470, 67860, 71032, 73764, 79228, 79911, 81432, 81960, 88790, 92205, 99035, 101790, 106548, 118842, 122940, 133185, 135720, 147528, 158456, 159822, 177580, 178263, 184410, 198070, 203580, 213096, 237684, 239733, 245880, 257491, 266370, 297105, 319644, 355160, 356526, 368820, 396140, 399555, 407160, 475368, 479466, 514982, 532740, 534789, 594210, 639288, 713052, 737640, 772473, 792280, 799110, 891315, 958932, 1029964, 1065480, 1069578, 1188420, 1198665, 1287455, 1426104, 1544946, 1598220, 1782630, 1917864, 2059928, 2139156, 2317419, 2376840, 2397330, 2574910, 2673945, 3089892, 3196440, 3565260, 3862365, 4278312, 4634838, 4794660, 5149820, 5347890, 6179784, 6952257, 7130520, 7724730, 9269676, 9589320, 10299640, 10695780, 11587095, 13904514, 15449460, 18539352, 21391560, 23174190, 27809028, 30898920, 34761285, 46348380, 55618056, 69522570, 92696760, 139045140, 278090280]

約数ペア:

[(1, 278090280), (2, 139045140), (3, 92696760), (4, 69522570), (5, 55618056), (6, 46348380), (8, 34761285), (9, 30898920), (10, 27809028), (12, 23174190), (13, 21391560), (15, 18539352), (18, 15449460), (20, 13904514), (24, 11587095), (26, 10695780), (27, 10299640), (29, 9589320), (30, 9269676), (36, 7724730), (39, 7130520), (40, 6952257), (45, 6179784), (52, 5347890), (54, 5149820), (58, 4794660), (60, 4634838), (65, 4278312), (72, 3862365), (78, 3565260), (87, 3196440), (90, 3089892), (104, 2673945), (108, 2574910), (116, 2397330), (117, 2376840), (120, 2317419), (130, 2139156), (135, 2059928), (145, 1917864), (156, 1782630), (174, 1598220), (180, 1544946), (195, 1426104), (216, 1287455), (232, 1198665), (234, 1188420), (260, 1069578), (261, 1065480), (270, 1029964), (290, 958932), (312, 891315), (348, 799110), (351, 792280), (360, 772473), (377, 737640), (390, 713052), (435, 639288), (468, 594210), (520, 534789), (522, 532740), (540, 514982), (580, 479466), (585, 475368), (683, 407160), (696, 399555), (702, 396140), (754, 368820), (780, 356526), (783, 355160), (870, 319644), (936, 297105), (1044, 266370), (1080, 257491), (1131, 245880), (1160, 239733), (1170, 237684), (1305, 213096), (1366, 203580), (1404, 198070), (1508, 184410), (1560, 178263), (1566, 177580), (1740, 159822), (1755, 158456), (1885, 147528), (2049, 135720), (2088, 133185), (2262, 122940), (2340, 118842), (2610, 106548), (2732, 101790), (2808, 99035), (3016, 92205), (3132, 88790), (3393, 81960), (3415, 81432), (3480, 79911), (3510, 79228), (3770, 73764), (3915, 71032), (4098, 67860), (4524, 61470), (4680, 59421), (5220, 53274), (5464, 50895), (5655, 49176), (6147, 45240), (6264, 44395), (6786, 40980), (6830, 40716), (7020, 39614), (7540, 36882), (7830, 35516), (8196, 33930), (8879, 31320), (9048, 30735), (10179, 27320), (10245, 27144), (10440, 26637), (11310, 24588), (12294, 22620), (13572, 20490), (13660, 20358), (14040, 19807), (15080, 18441), (15660, 17758), (16392, 16965)]