219897960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{307}}^1$

素因数の和:495

約数の個数: 128

約数和(自身を含む): 681246720

約数和(自身を除く): 461348760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 47, 60, 94, 120, 127, 141, 188, 235, 254, 282, 307, 376, 381, 470, 508, 564, 614, 635, 705, 762, 921, 940, 1016, 1128, 1228, 1270, 1410, 1524, 1535, 1842, 1880, 1905, 2456, 2540, 2820, 3048, 3070, 3684, 3810, 4605, 5080, 5640, 5969, 6140, 7368, 7620, 9210, 11938, 12280, 14429, 15240, 17907, 18420, 23876, 28858, 29845, 35814, 36840, 38989, 43287, 47752, 57716, 59690, 71628, 72145, 77978, 86574, 89535, 115432, 116967, 119380, 143256, 144290, 155956, 173148, 179070, 194945, 216435, 233934, 238760, 288580, 311912, 346296, 358140, 389890, 432870, 467868, 577160, 584835, 716280, 779780, 865740, 935736, 1169670, 1559560, 1731480, 1832483, 2339340, 3664966, 4678680, 5497449, 7329932, 9162415, 10994898, 14659864, 18324830, 21989796, 27487245, 36649660, 43979592, 54974490, 73299320, 109948980, 219897960]

約数ペア:

[(1, 219897960), (2, 109948980), (3, 73299320), (4, 54974490), (5, 43979592), (6, 36649660), (8, 27487245), (10, 21989796), (12, 18324830), (15, 14659864), (20, 10994898), (24, 9162415), (30, 7329932), (40, 5497449), (47, 4678680), (60, 3664966), (94, 2339340), (120, 1832483), (127, 1731480), (141, 1559560), (188, 1169670), (235, 935736), (254, 865740), (282, 779780), (307, 716280), (376, 584835), (381, 577160), (470, 467868), (508, 432870), (564, 389890), (614, 358140), (635, 346296), (705, 311912), (762, 288580), (921, 238760), (940, 233934), (1016, 216435), (1128, 194945), (1228, 179070), (1270, 173148), (1410, 155956), (1524, 144290), (1535, 143256), (1842, 119380), (1880, 116967), (1905, 115432), (2456, 89535), (2540, 86574), (2820, 77978), (3048, 72145), (3070, 71628), (3684, 59690), (3810, 57716), (4605, 47752), (5080, 43287), (5640, 38989), (5969, 36840), (6140, 35814), (7368, 29845), (7620, 28858), (9210, 23876), (11938, 18420), (12280, 17907), (14429, 15240)]