1311622400

素因数分解:

$2^8\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{601}}^1$

素因数の和:669

約数の個数: 216

約数和(自身を含む): 3661932288

約数和(自身を除く): 2350309888

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 64, 80, 88, 100, 110, 124, 128, 155, 160, 176, 200, 220, 248, 256, 275, 310, 320, 341, 352, 400, 440, 496, 550, 601, 620, 640, 682, 704, 775, 800, 880, 992, 1100, 1202, 1240, 1280, 1364, 1408, 1550, 1600, 1705, 1760, 1984, 2200, 2404, 2480, 2728, 2816, 3005, 3100, 3200, 3410, 3520, 3968, 4400, 4808, 4960, 5456, 6010, 6200, 6400, 6611, 6820, 7040, 7936, 8525, 8800, 9616, 9920, 10912, 12020, 12400, 13222, 13640, 14080, 15025, 17050, 17600, 18631, 19232, 19840, 21824, 24040, 24800, 26444, 27280, 30050, 33055, 34100, 35200, 37262, 38464, 39680, 43648, 48080, 49600, 52888, 54560, 60100, 66110, 68200, 70400, 74524, 76928, 87296, 93155, 96160, 99200, 105776, 109120, 120200, 132220, 136400, 149048, 153856, 165275, 186310, 192320, 198400, 204941, 211552, 218240, 240400, 264440, 272800, 298096, 330550, 372620, 384640, 409882, 423104, 436480, 465775, 480800, 528880, 545600, 596192, 661100, 745240, 769280, 819764, 846208, 931550, 961600, 1024705, 1057760, 1091200, 1192384, 1322200, 1490480, 1639528, 1692416, 1863100, 1923200, 2049410, 2115520, 2182400, 2384768, 2644400, 2980960, 3279056, 3726200, 3846400, 4098820, 4231040, 4769536, 5123525, 5288800, 5961920, 6558112, 7452400, 8197640, 8462080, 10247050, 10577600, 11923840, 13116224, 14904800, 16395280, 20494100, 21155200, 23847680, 26232448, 29809600, 32790560, 40988200, 42310400, 52464896, 59619200, 65581120, 81976400, 119238400, 131162240, 163952800, 262324480, 327905600, 655811200, 1311622400]

約数ペア:

[(1, 1311622400), (2, 655811200), (4, 327905600), (5, 262324480), (8, 163952800), (10, 131162240), (11, 119238400), (16, 81976400), (20, 65581120), (22, 59619200), (25, 52464896), (31, 42310400), (32, 40988200), (40, 32790560), (44, 29809600), (50, 26232448), (55, 23847680), (62, 21155200), (64, 20494100), (80, 16395280), (88, 14904800), (100, 13116224), (110, 11923840), (124, 10577600), (128, 10247050), (155, 8462080), (160, 8197640), (176, 7452400), (200, 6558112), (220, 5961920), (248, 5288800), (256, 5123525), (275, 4769536), (310, 4231040), (320, 4098820), (341, 3846400), (352, 3726200), (400, 3279056), (440, 2980960), (496, 2644400), (550, 2384768), (601, 2182400), (620, 2115520), (640, 2049410), (682, 1923200), (704, 1863100), (775, 1692416), (800, 1639528), (880, 1490480), (992, 1322200), (1100, 1192384), (1202, 1091200), (1240, 1057760), (1280, 1024705), (1364, 961600), (1408, 931550), (1550, 846208), (1600, 819764), (1705, 769280), (1760, 745240), (1984, 661100), (2200, 596192), (2404, 545600), (2480, 528880), (2728, 480800), (2816, 465775), (3005, 436480), (3100, 423104), (3200, 409882), (3410, 384640), (3520, 372620), (3968, 330550), (4400, 298096), (4808, 272800), (4960, 264440), (5456, 240400), (6010, 218240), (6200, 211552), (6400, 204941), (6611, 198400), (6820, 192320), (7040, 186310), (7936, 165275), (8525, 153856), (8800, 149048), (9616, 136400), (9920, 132220), (10912, 120200), (12020, 109120), (12400, 105776), (13222, 99200), (13640, 96160), (14080, 93155), (15025, 87296), (17050, 76928), (17600, 74524), (18631, 70400), (19232, 68200), (19840, 66110), (21824, 60100), (24040, 54560), (24800, 52888), (26444, 49600), (27280, 48080), (30050, 43648), (33055, 39680), (34100, 38464), (35200, 37262)]