281044140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:312

約数の個数: 192

約数和(自身を含む): 894136320

約数和(自身を除く): 613092180

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 31, 39, 52, 59, 60, 62, 65, 78, 93, 118, 124, 130, 155, 156, 177, 186, 195, 197, 236, 260, 295, 310, 354, 372, 390, 394, 403, 465, 590, 591, 620, 708, 767, 780, 788, 806, 885, 930, 985, 1180, 1182, 1209, 1534, 1612, 1770, 1829, 1860, 1970, 2015, 2301, 2364, 2418, 2561, 2955, 3068, 3540, 3658, 3835, 3940, 4030, 4602, 4836, 5122, 5487, 5910, 6045, 6107, 7316, 7670, 7683, 8060, 9145, 9204, 10244, 10974, 11505, 11623, 11820, 12090, 12214, 12805, 15340, 15366, 18290, 18321, 21948, 23010, 23246, 23777, 24180, 24428, 25610, 27435, 30535, 30732, 34869, 36580, 36642, 38415, 46020, 46492, 47554, 51220, 54870, 58115, 61070, 69738, 71331, 73284, 76830, 79391, 91605, 95108, 109740, 116230, 118885, 122140, 139476, 142662, 151099, 153660, 158782, 174345, 183210, 232460, 237770, 238173, 285324, 302198, 317564, 348690, 356655, 360313, 366420, 396955, 453297, 475540, 476346, 604396, 697380, 713310, 720626, 755495, 793910, 906594, 952692, 1080939, 1190865, 1426620, 1441252, 1510990, 1587820, 1801565, 1813188, 2161878, 2266485, 2381730, 3021980, 3603130, 4323756, 4532970, 4684069, 4763460, 5404695, 7206260, 9065940, 9368138, 10809390, 14052207, 18736276, 21618780, 23420345, 28104414, 46840690, 56208828, 70261035, 93681380, 140522070, 281044140]

約数ペア:

[(1, 281044140), (2, 140522070), (3, 93681380), (4, 70261035), (5, 56208828), (6, 46840690), (10, 28104414), (12, 23420345), (13, 21618780), (15, 18736276), (20, 14052207), (26, 10809390), (30, 9368138), (31, 9065940), (39, 7206260), (52, 5404695), (59, 4763460), (60, 4684069), (62, 4532970), (65, 4323756), (78, 3603130), (93, 3021980), (118, 2381730), (124, 2266485), (130, 2161878), (155, 1813188), (156, 1801565), (177, 1587820), (186, 1510990), (195, 1441252), (197, 1426620), (236, 1190865), (260, 1080939), (295, 952692), (310, 906594), (354, 793910), (372, 755495), (390, 720626), (394, 713310), (403, 697380), (465, 604396), (590, 476346), (591, 475540), (620, 453297), (708, 396955), (767, 366420), (780, 360313), (788, 356655), (806, 348690), (885, 317564), (930, 302198), (985, 285324), (1180, 238173), (1182, 237770), (1209, 232460), (1534, 183210), (1612, 174345), (1770, 158782), (1829, 153660), (1860, 151099), (1970, 142662), (2015, 139476), (2301, 122140), (2364, 118885), (2418, 116230), (2561, 109740), (2955, 95108), (3068, 91605), (3540, 79391), (3658, 76830), (3835, 73284), (3940, 71331), (4030, 69738), (4602, 61070), (4836, 58115), (5122, 54870), (5487, 51220), (5910, 47554), (6045, 46492), (6107, 46020), (7316, 38415), (7670, 36642), (7683, 36580), (8060, 34869), (9145, 30732), (9204, 30535), (10244, 27435), (10974, 25610), (11505, 24428), (11623, 24180), (11820, 23777), (12090, 23246), (12214, 23010), (12805, 21948), (15340, 18321), (15366, 18290)]