215247780

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:336

約数の個数: 240

約数和(自身を含む): 755225856

約数和(自身を除く): 539978076

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 47, 54, 55, 60, 66, 81, 90, 94, 99, 108, 110, 132, 135, 141, 162, 165, 180, 188, 198, 220, 235, 257, 270, 282, 297, 324, 330, 396, 405, 423, 470, 495, 514, 517, 540, 564, 594, 660, 705, 771, 810, 846, 891, 940, 990, 1028, 1034, 1188, 1269, 1285, 1410, 1485, 1542, 1551, 1620, 1692, 1782, 1980, 2068, 2115, 2313, 2538, 2570, 2585, 2820, 2827, 2970, 3084, 3102, 3564, 3807, 3855, 4230, 4455, 4626, 4653, 5076, 5140, 5170, 5654, 5940, 6204, 6345, 6939, 7614, 7710, 7755, 8460, 8481, 8910, 9252, 9306, 10340, 11308, 11565, 12079, 12690, 13878, 13959, 14135, 15228, 15420, 15510, 16962, 17820, 18612, 19035, 20817, 23130, 23265, 24158, 25380, 25443, 27756, 27918, 28270, 31020, 33924, 34695, 36237, 38070, 41634, 41877, 42405, 46260, 46530, 48316, 50886, 55836, 56540, 60395, 69390, 69795, 72474, 76140, 76329, 83268, 83754, 84810, 93060, 101772, 104085, 108711, 120790, 127215, 132869, 138780, 139590, 144948, 152658, 167508, 169620, 181185, 208170, 209385, 217422, 228987, 241580, 254430, 265738, 279180, 305316, 326133, 362370, 381645, 398607, 416340, 418770, 434844, 457974, 508860, 531476, 543555, 652266, 664345, 724740, 763290, 797214, 837540, 915948, 978399, 1087110, 1144935, 1195821, 1304532, 1328690, 1526580, 1594428, 1630665, 1956798, 1993035, 2174220, 2289870, 2391642, 2657380, 3261330, 3587463, 3913596, 3986070, 4579740, 4783284, 4891995, 5979105, 6522660, 7174926, 7972140, 9783990, 10762389, 11958210, 14349852, 17937315, 19567980, 21524778, 23916420, 35874630, 43049556, 53811945, 71749260, 107623890, 215247780]

約数ペア:

[(1, 215247780), (2, 107623890), (3, 71749260), (4, 53811945), (5, 43049556), (6, 35874630), (9, 23916420), (10, 21524778), (11, 19567980), (12, 17937315), (15, 14349852), (18, 11958210), (20, 10762389), (22, 9783990), (27, 7972140), (30, 7174926), (33, 6522660), (36, 5979105), (44, 4891995), (45, 4783284), (47, 4579740), (54, 3986070), (55, 3913596), (60, 3587463), (66, 3261330), (81, 2657380), (90, 2391642), (94, 2289870), (99, 2174220), (108, 1993035), (110, 1956798), (132, 1630665), (135, 1594428), (141, 1526580), (162, 1328690), (165, 1304532), (180, 1195821), (188, 1144935), (198, 1087110), (220, 978399), (235, 915948), (257, 837540), (270, 797214), (282, 763290), (297, 724740), (324, 664345), (330, 652266), (396, 543555), (405, 531476), (423, 508860), (470, 457974), (495, 434844), (514, 418770), (517, 416340), (540, 398607), (564, 381645), (594, 362370), (660, 326133), (705, 305316), (771, 279180), (810, 265738), (846, 254430), (891, 241580), (940, 228987), (990, 217422), (1028, 209385), (1034, 208170), (1188, 181185), (1269, 169620), (1285, 167508), (1410, 152658), (1485, 144948), (1542, 139590), (1551, 138780), (1620, 132869), (1692, 127215), (1782, 120790), (1980, 108711), (2068, 104085), (2115, 101772), (2313, 93060), (2538, 84810), (2570, 83754), (2585, 83268), (2820, 76329), (2827, 76140), (2970, 72474), (3084, 69795), (3102, 69390), (3564, 60395), (3807, 56540), (3855, 55836), (4230, 50886), (4455, 48316), (4626, 46530), (4653, 46260), (5076, 42405), (5140, 41877), (5170, 41634), (5654, 38070), (5940, 36237), (6204, 34695), (6345, 33924), (6939, 31020), (7614, 28270), (7710, 27918), (7755, 27756), (8460, 25443), (8481, 25380), (8910, 24158), (9252, 23265), (9306, 23130), (10340, 20817), (11308, 19035), (11565, 18612), (12079, 17820), (12690, 16962), (13878, 15510), (13959, 15420), (14135, 15228)]