249474720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1277}}^1$

素因数の和:1343

約数の個数: 192

約数和(自身を含む): 881145216

約数和(自身を除く): 631670496

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 37, 40, 44, 48, 55, 60, 66, 74, 80, 88, 96, 110, 111, 120, 132, 148, 160, 165, 176, 185, 220, 222, 240, 264, 296, 330, 352, 370, 407, 440, 444, 480, 528, 555, 592, 660, 740, 814, 880, 888, 1056, 1110, 1184, 1221, 1277, 1320, 1480, 1628, 1760, 1776, 2035, 2220, 2442, 2554, 2640, 2960, 3256, 3552, 3831, 4070, 4440, 4884, 5108, 5280, 5920, 6105, 6385, 6512, 7662, 8140, 8880, 9768, 10216, 12210, 12770, 13024, 14047, 15324, 16280, 17760, 19155, 19536, 20432, 24420, 25540, 28094, 30648, 32560, 38310, 39072, 40864, 42141, 47249, 48840, 51080, 56188, 61296, 65120, 70235, 76620, 84282, 94498, 97680, 102160, 112376, 122592, 140470, 141747, 153240, 168564, 188996, 195360, 204320, 210705, 224752, 236245, 280940, 283494, 306480, 337128, 377992, 421410, 449504, 472490, 519739, 561880, 566988, 612960, 674256, 708735, 755984, 842820, 944980, 1039478, 1123760, 1133976, 1348512, 1417470, 1511968, 1559217, 1685640, 1889960, 2078956, 2247520, 2267952, 2598695, 2834940, 3118434, 3371280, 3779920, 4157912, 4535904, 5197390, 5669880, 6236868, 6742560, 7559840, 7796085, 8315824, 10394780, 11339760, 12473736, 15592170, 16631648, 20789560, 22679520, 24947472, 31184340, 41579120, 49894944, 62368680, 83158240, 124737360, 249474720]

約数ペア:

[(1, 249474720), (2, 124737360), (3, 83158240), (4, 62368680), (5, 49894944), (6, 41579120), (8, 31184340), (10, 24947472), (11, 22679520), (12, 20789560), (15, 16631648), (16, 15592170), (20, 12473736), (22, 11339760), (24, 10394780), (30, 8315824), (32, 7796085), (33, 7559840), (37, 6742560), (40, 6236868), (44, 5669880), (48, 5197390), (55, 4535904), (60, 4157912), (66, 3779920), (74, 3371280), (80, 3118434), (88, 2834940), (96, 2598695), (110, 2267952), (111, 2247520), (120, 2078956), (132, 1889960), (148, 1685640), (160, 1559217), (165, 1511968), (176, 1417470), (185, 1348512), (220, 1133976), (222, 1123760), (240, 1039478), (264, 944980), (296, 842820), (330, 755984), (352, 708735), (370, 674256), (407, 612960), (440, 566988), (444, 561880), (480, 519739), (528, 472490), (555, 449504), (592, 421410), (660, 377992), (740, 337128), (814, 306480), (880, 283494), (888, 280940), (1056, 236245), (1110, 224752), (1184, 210705), (1221, 204320), (1277, 195360), (1320, 188996), (1480, 168564), (1628, 153240), (1760, 141747), (1776, 140470), (2035, 122592), (2220, 112376), (2442, 102160), (2554, 97680), (2640, 94498), (2960, 84282), (3256, 76620), (3552, 70235), (3831, 65120), (4070, 61296), (4440, 56188), (4884, 51080), (5108, 48840), (5280, 47249), (5920, 42141), (6105, 40864), (6385, 39072), (6512, 38310), (7662, 32560), (8140, 30648), (8880, 28094), (9768, 25540), (10216, 24420), (12210, 20432), (12770, 19536), (13024, 19155), (14047, 17760), (15324, 16280)]