818135880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 192

約数和(自身を含む): 2694919680

約数和(自身を除く): 1876783800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 289, 310, 340, 372, 408, 465, 510, 527, 578, 620, 680, 744, 761, 867, 930, 1020, 1054, 1156, 1240, 1445, 1522, 1581, 1734, 1860, 2040, 2108, 2283, 2312, 2635, 2890, 3044, 3162, 3468, 3720, 3805, 4216, 4335, 4566, 5270, 5780, 6088, 6324, 6936, 7610, 7905, 8670, 8959, 9132, 10540, 11415, 11560, 12648, 12937, 15220, 15810, 17340, 17918, 18264, 21080, 22830, 23591, 25874, 26877, 30440, 31620, 34680, 35836, 38811, 44795, 45660, 47182, 51748, 53754, 63240, 64685, 70773, 71672, 77622, 89590, 91320, 94364, 103496, 107508, 117955, 129370, 134385, 141546, 155244, 179180, 188728, 194055, 215016, 219929, 235910, 258740, 268770, 283092, 310488, 353865, 358360, 388110, 401047, 439858, 471820, 517480, 537540, 566184, 659787, 707730, 776220, 802094, 879716, 943640, 1075080, 1099645, 1203141, 1319574, 1415460, 1552440, 1604188, 1759432, 2005235, 2199290, 2406282, 2639148, 2830920, 3208376, 3298935, 4010470, 4398580, 4812564, 5278296, 6015705, 6597870, 6817799, 8020940, 8797160, 9625128, 12031410, 13195740, 13635598, 16041880, 20453397, 24062820, 26391480, 27271196, 34088995, 40906794, 48125640, 54542392, 68177990, 81813588, 102266985, 136355980, 163627176, 204533970, 272711960, 409067940, 818135880]

約数ペア:

[(1, 818135880), (2, 409067940), (3, 272711960), (4, 204533970), (5, 163627176), (6, 136355980), (8, 102266985), (10, 81813588), (12, 68177990), (15, 54542392), (17, 48125640), (20, 40906794), (24, 34088995), (30, 27271196), (31, 26391480), (34, 24062820), (40, 20453397), (51, 16041880), (60, 13635598), (62, 13195740), (68, 12031410), (85, 9625128), (93, 8797160), (102, 8020940), (120, 6817799), (124, 6597870), (136, 6015705), (155, 5278296), (170, 4812564), (186, 4398580), (204, 4010470), (248, 3298935), (255, 3208376), (289, 2830920), (310, 2639148), (340, 2406282), (372, 2199290), (408, 2005235), (465, 1759432), (510, 1604188), (527, 1552440), (578, 1415460), (620, 1319574), (680, 1203141), (744, 1099645), (761, 1075080), (867, 943640), (930, 879716), (1020, 802094), (1054, 776220), (1156, 707730), (1240, 659787), (1445, 566184), (1522, 537540), (1581, 517480), (1734, 471820), (1860, 439858), (2040, 401047), (2108, 388110), (2283, 358360), (2312, 353865), (2635, 310488), (2890, 283092), (3044, 268770), (3162, 258740), (3468, 235910), (3720, 219929), (3805, 215016), (4216, 194055), (4335, 188728), (4566, 179180), (5270, 155244), (5780, 141546), (6088, 134385), (6324, 129370), (6936, 117955), (7610, 107508), (7905, 103496), (8670, 94364), (8959, 91320), (9132, 89590), (10540, 77622), (11415, 71672), (11560, 70773), (12648, 64685), (12937, 63240), (15220, 53754), (15810, 51748), (17340, 47182), (17918, 45660), (18264, 44795), (21080, 38811), (22830, 35836), (23591, 34680), (25874, 31620), (26877, 30440)]