1279936710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:204

約数の個数: 288

約数和(自身を含む): 3919069440

約数和(自身を除く): 2639132730

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 19, 26, 30, 38, 39, 43, 45, 57, 65, 78, 86, 90, 95, 103, 114, 117, 129, 130, 169, 171, 190, 195, 206, 215, 234, 247, 258, 285, 309, 338, 342, 387, 390, 430, 494, 507, 515, 559, 570, 585, 618, 645, 741, 774, 817, 845, 855, 927, 1014, 1030, 1118, 1170, 1235, 1290, 1339, 1482, 1521, 1545, 1634, 1677, 1690, 1710, 1854, 1935, 1957, 2223, 2451, 2470, 2535, 2678, 2795, 3042, 3090, 3211, 3354, 3705, 3870, 3914, 4017, 4085, 4429, 4446, 4635, 4902, 5031, 5070, 5590, 5871, 6422, 6695, 7267, 7353, 7410, 7605, 8034, 8170, 8385, 8858, 9270, 9633, 9785, 10062, 10621, 11115, 11742, 12051, 12255, 13287, 13390, 14534, 14706, 15210, 16055, 16770, 17407, 17613, 19266, 19570, 20085, 21242, 21801, 22145, 22230, 24102, 24510, 25155, 25441, 26574, 28899, 29355, 31863, 32110, 34814, 35226, 36335, 36765, 39861, 40170, 43602, 44290, 48165, 50310, 50882, 52221, 53105, 57577, 57798, 58710, 60255, 63726, 65403, 66435, 72670, 73530, 76323, 79722, 84151, 87035, 88065, 95589, 96330, 104442, 106210, 109005, 115154, 120510, 127205, 130806, 132870, 138073, 144495, 152646, 156663, 159315, 168302, 172731, 174070, 176130, 191178, 199305, 218010, 228969, 252453, 254410, 261105, 276146, 287885, 288990, 313326, 318630, 327015, 330733, 345462, 381615, 398610, 414219, 420755, 457938, 477945, 504906, 518193, 522210, 575770, 654030, 661466, 690365, 748501, 757359, 763230, 783315, 828438, 841510, 863655, 955890, 992199, 1036386, 1093963, 1144845, 1242657, 1262265, 1380730, 1497002, 1514718, 1566630, 1653665, 1727310, 1984398, 2071095, 2187926, 2245503, 2289690, 2485314, 2524530, 2590965, 2976597, 3281889, 3307330, 3742505, 3786795, 4142190, 4491006, 4960995, 5181930, 5469815, 5953194, 6213285, 6563778, 6736509, 7485010, 7573590, 9845667, 9921990, 10939630, 11227515, 12426570, 13473018, 14221519, 14882985, 16409445, 19691334, 22455030, 28443038, 29765970, 32818890, 33682545, 42664557, 49228335, 67365090, 71107595, 85329114, 98456670, 127993671, 142215190, 213322785, 255987342, 426645570, 639968355, 1279936710]

約数ペア:

[(1, 1279936710), (2, 639968355), (3, 426645570), (5, 255987342), (6, 213322785), (9, 142215190), (10, 127993671), (13, 98456670), (15, 85329114), (18, 71107595), (19, 67365090), (26, 49228335), (30, 42664557), (38, 33682545), (39, 32818890), (43, 29765970), (45, 28443038), (57, 22455030), (65, 19691334), (78, 16409445), (86, 14882985), (90, 14221519), (95, 13473018), (103, 12426570), (114, 11227515), (117, 10939630), (129, 9921990), (130, 9845667), (169, 7573590), (171, 7485010), (190, 6736509), (195, 6563778), (206, 6213285), (215, 5953194), (234, 5469815), (247, 5181930), (258, 4960995), (285, 4491006), (309, 4142190), (338, 3786795), (342, 3742505), (387, 3307330), (390, 3281889), (430, 2976597), (494, 2590965), (507, 2524530), (515, 2485314), (559, 2289690), (570, 2245503), (585, 2187926), (618, 2071095), (645, 1984398), (741, 1727310), (774, 1653665), (817, 1566630), (845, 1514718), (855, 1497002), (927, 1380730), (1014, 1262265), (1030, 1242657), (1118, 1144845), (1170, 1093963), (1235, 1036386), (1290, 992199), (1339, 955890), (1482, 863655), (1521, 841510), (1545, 828438), (1634, 783315), (1677, 763230), (1690, 757359), (1710, 748501), (1854, 690365), (1935, 661466), (1957, 654030), (2223, 575770), (2451, 522210), (2470, 518193), (2535, 504906), (2678, 477945), (2795, 457938), (3042, 420755), (3090, 414219), (3211, 398610), (3354, 381615), (3705, 345462), (3870, 330733), (3914, 327015), (4017, 318630), (4085, 313326), (4429, 288990), (4446, 287885), (4635, 276146), (4902, 261105), (5031, 254410), (5070, 252453), (5590, 228969), (5871, 218010), (6422, 199305), (6695, 191178), (7267, 176130), (7353, 174070), (7410, 172731), (7605, 168302), (8034, 159315), (8170, 156663), (8385, 152646), (8858, 144495), (9270, 138073), (9633, 132870), (9785, 130806), (10062, 127205), (10621, 120510), (11115, 115154), (11742, 109005), (12051, 106210), (12255, 104442), (13287, 96330), (13390, 95589), (14534, 88065), (14706, 87035), (15210, 84151), (16055, 79722), (16770, 76323), (17407, 73530), (17613, 72670), (19266, 66435), (19570, 65403), (20085, 63726), (21242, 60255), (21801, 58710), (22145, 57798), (22230, 57577), (24102, 53105), (24510, 52221), (25155, 50882), (25441, 50310), (26574, 48165), (28899, 44290), (29355, 43602), (31863, 40170), (32110, 39861), (34814, 36765), (35226, 36335)]