247399020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{307}}^1$

素因数の和:381

約数の個数: 216

約数和(自身を含む): 849921072

約数和(自身を除く): 602522052

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 99, 110, 111, 121, 132, 148, 165, 180, 185, 198, 220, 222, 242, 307, 330, 333, 363, 370, 396, 407, 444, 484, 495, 555, 605, 614, 660, 666, 726, 740, 814, 921, 990, 1089, 1110, 1210, 1221, 1228, 1332, 1452, 1535, 1628, 1665, 1815, 1842, 1980, 2035, 2178, 2220, 2420, 2442, 2763, 3070, 3330, 3377, 3630, 3663, 3684, 4070, 4356, 4477, 4605, 4884, 5445, 5526, 6105, 6140, 6660, 6754, 7260, 7326, 8140, 8954, 9210, 10131, 10890, 11052, 11359, 12210, 13431, 13508, 13815, 14652, 16885, 17908, 18315, 18420, 20262, 21780, 22385, 22718, 24420, 26862, 27630, 30393, 33770, 34077, 36630, 37147, 40293, 40524, 44770, 45436, 50655, 53724, 55260, 56795, 60786, 67155, 67540, 68154, 73260, 74294, 80586, 89540, 101310, 102231, 111441, 113590, 121572, 124949, 134310, 136308, 148588, 151965, 161172, 170385, 185735, 201465, 202620, 204462, 222882, 227180, 249898, 268620, 303930, 334323, 340770, 371470, 374847, 402930, 408924, 445764, 499796, 511155, 557205, 607860, 624745, 668646, 681540, 742940, 749694, 805860, 1022310, 1114410, 1124541, 1249490, 1337292, 1374439, 1499388, 1671615, 1874235, 2044620, 2228820, 2249082, 2498980, 2748878, 3343230, 3748470, 4123317, 4498164, 5497756, 5622705, 6686460, 6872195, 7496940, 8246634, 11245410, 12369951, 13744390, 16493268, 20616585, 22490820, 24739902, 27488780, 41233170, 49479804, 61849755, 82466340, 123699510, 247399020]

約数ペア:

[(1, 247399020), (2, 123699510), (3, 82466340), (4, 61849755), (5, 49479804), (6, 41233170), (9, 27488780), (10, 24739902), (11, 22490820), (12, 20616585), (15, 16493268), (18, 13744390), (20, 12369951), (22, 11245410), (30, 8246634), (33, 7496940), (36, 6872195), (37, 6686460), (44, 5622705), (45, 5497756), (55, 4498164), (60, 4123317), (66, 3748470), (74, 3343230), (90, 2748878), (99, 2498980), (110, 2249082), (111, 2228820), (121, 2044620), (132, 1874235), (148, 1671615), (165, 1499388), (180, 1374439), (185, 1337292), (198, 1249490), (220, 1124541), (222, 1114410), (242, 1022310), (307, 805860), (330, 749694), (333, 742940), (363, 681540), (370, 668646), (396, 624745), (407, 607860), (444, 557205), (484, 511155), (495, 499796), (555, 445764), (605, 408924), (614, 402930), (660, 374847), (666, 371470), (726, 340770), (740, 334323), (814, 303930), (921, 268620), (990, 249898), (1089, 227180), (1110, 222882), (1210, 204462), (1221, 202620), (1228, 201465), (1332, 185735), (1452, 170385), (1535, 161172), (1628, 151965), (1665, 148588), (1815, 136308), (1842, 134310), (1980, 124949), (2035, 121572), (2178, 113590), (2220, 111441), (2420, 102231), (2442, 101310), (2763, 89540), (3070, 80586), (3330, 74294), (3377, 73260), (3630, 68154), (3663, 67540), (3684, 67155), (4070, 60786), (4356, 56795), (4477, 55260), (4605, 53724), (4884, 50655), (5445, 45436), (5526, 44770), (6105, 40524), (6140, 40293), (6660, 37147), (6754, 36630), (7260, 34077), (7326, 33770), (8140, 30393), (8954, 27630), (9210, 26862), (10131, 24420), (10890, 22718), (11052, 22385), (11359, 21780), (12210, 20262), (13431, 18420), (13508, 18315), (13815, 17908), (14652, 16885)]