311585940

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1$

素因数の和:284

約数の個数: 240

約数和(自身を含む): 1053803520

約数和(自身を除く): 742217580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 53, 54, 57, 60, 76, 81, 90, 95, 106, 108, 114, 135, 159, 162, 171, 180, 190, 191, 212, 228, 265, 270, 285, 318, 324, 342, 380, 382, 405, 477, 513, 530, 540, 570, 573, 636, 684, 764, 795, 810, 855, 954, 955, 1007, 1026, 1060, 1140, 1146, 1431, 1539, 1590, 1620, 1710, 1719, 1908, 1910, 2014, 2052, 2292, 2385, 2565, 2862, 2865, 3021, 3078, 3180, 3420, 3438, 3629, 3820, 4028, 4293, 4770, 5035, 5130, 5157, 5724, 5730, 6042, 6156, 6876, 7155, 7258, 7695, 8586, 8595, 9063, 9540, 10070, 10123, 10260, 10314, 10887, 11460, 12084, 14310, 14516, 15105, 15390, 15471, 17172, 17190, 18126, 18145, 20140, 20246, 20628, 21465, 21774, 25785, 27189, 28620, 30210, 30369, 30780, 30942, 32661, 34380, 36252, 36290, 40492, 42930, 43548, 45315, 50615, 51570, 54378, 54435, 60420, 60738, 61884, 65322, 72580, 77355, 81567, 85860, 90630, 91107, 97983, 101230, 103140, 108756, 108870, 121476, 130644, 135945, 151845, 154710, 163134, 163305, 181260, 182214, 192337, 195966, 202460, 217740, 271890, 273321, 293949, 303690, 309420, 326268, 326610, 364428, 384674, 391932, 407835, 455535, 489915, 543780, 546642, 577011, 587898, 607380, 653220, 769348, 815670, 819963, 911070, 961685, 979830, 1093284, 1154022, 1175796, 1366605, 1469745, 1631340, 1639926, 1731033, 1822140, 1923370, 1959660, 2308044, 2733210, 2885055, 2939490, 3279852, 3462066, 3846740, 4099815, 5193099, 5466420, 5770110, 5878980, 6924132, 8199630, 8655165, 10386198, 11540220, 15579297, 16399260, 17310330, 20772396, 25965495, 31158594, 34620660, 51930990, 62317188, 77896485, 103861980, 155792970, 311585940]

約数ペア:

[(1, 311585940), (2, 155792970), (3, 103861980), (4, 77896485), (5, 62317188), (6, 51930990), (9, 34620660), (10, 31158594), (12, 25965495), (15, 20772396), (18, 17310330), (19, 16399260), (20, 15579297), (27, 11540220), (30, 10386198), (36, 8655165), (38, 8199630), (45, 6924132), (53, 5878980), (54, 5770110), (57, 5466420), (60, 5193099), (76, 4099815), (81, 3846740), (90, 3462066), (95, 3279852), (106, 2939490), (108, 2885055), (114, 2733210), (135, 2308044), (159, 1959660), (162, 1923370), (171, 1822140), (180, 1731033), (190, 1639926), (191, 1631340), (212, 1469745), (228, 1366605), (265, 1175796), (270, 1154022), (285, 1093284), (318, 979830), (324, 961685), (342, 911070), (380, 819963), (382, 815670), (405, 769348), (477, 653220), (513, 607380), (530, 587898), (540, 577011), (570, 546642), (573, 543780), (636, 489915), (684, 455535), (764, 407835), (795, 391932), (810, 384674), (855, 364428), (954, 326610), (955, 326268), (1007, 309420), (1026, 303690), (1060, 293949), (1140, 273321), (1146, 271890), (1431, 217740), (1539, 202460), (1590, 195966), (1620, 192337), (1710, 182214), (1719, 181260), (1908, 163305), (1910, 163134), (2014, 154710), (2052, 151845), (2292, 135945), (2385, 130644), (2565, 121476), (2862, 108870), (2865, 108756), (3021, 103140), (3078, 101230), (3180, 97983), (3420, 91107), (3438, 90630), (3629, 85860), (3820, 81567), (4028, 77355), (4293, 72580), (4770, 65322), (5035, 61884), (5130, 60738), (5157, 60420), (5724, 54435), (5730, 54378), (6042, 51570), (6156, 50615), (6876, 45315), (7155, 43548), (7258, 42930), (7695, 40492), (8586, 36290), (8595, 36252), (9063, 34380), (9540, 32661), (10070, 30942), (10123, 30780), (10260, 30369), (10314, 30210), (10887, 28620), (11460, 27189), (12084, 25785), (14310, 21774), (14516, 21465), (15105, 20628), (15390, 20246), (15471, 20140), (17172, 18145), (17190, 18126)]