490877640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{59}}^1\times {\mathrm{191}}^1$

素因数の和:289

約数の個数: 288

約数和(自身を含む): 1792627200

約数和(自身を除く): 1301749560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 59, 60, 66, 72, 88, 90, 99, 110, 118, 120, 121, 132, 165, 177, 180, 191, 198, 220, 236, 242, 264, 295, 330, 354, 360, 363, 382, 396, 440, 472, 484, 495, 531, 573, 590, 605, 649, 660, 708, 726, 764, 792, 885, 955, 968, 990, 1062, 1089, 1146, 1180, 1210, 1298, 1320, 1416, 1452, 1528, 1719, 1770, 1815, 1910, 1947, 1980, 2101, 2124, 2178, 2292, 2360, 2420, 2596, 2655, 2865, 2904, 3245, 3438, 3540, 3630, 3820, 3894, 3960, 4202, 4248, 4356, 4584, 4840, 5192, 5310, 5445, 5730, 5841, 6303, 6490, 6876, 7080, 7139, 7260, 7640, 7788, 8404, 8595, 8712, 9735, 10505, 10620, 10890, 11269, 11460, 11682, 12606, 12980, 13752, 14278, 14520, 15576, 16808, 17190, 18909, 19470, 21010, 21240, 21417, 21780, 22538, 22920, 23111, 23364, 25212, 25960, 28556, 29205, 31515, 33807, 34380, 35695, 37818, 38940, 42020, 42834, 43560, 45076, 46222, 46728, 50424, 56345, 57112, 58410, 63030, 64251, 67614, 68760, 69333, 71390, 75636, 77880, 84040, 85668, 90152, 92444, 94545, 101421, 107085, 112690, 115555, 116820, 123959, 126060, 128502, 135228, 138666, 142780, 151272, 169035, 171336, 184888, 189090, 202842, 207999, 214170, 225380, 231110, 233640, 247918, 252120, 257004, 270456, 277332, 285560, 321255, 338070, 346665, 371877, 378180, 405684, 415998, 428340, 450760, 462220, 495836, 507105, 514008, 554664, 619795, 642510, 676140, 693330, 743754, 756360, 811368, 831996, 856680, 924440, 991672, 1014210, 1039995, 1115631, 1239590, 1285020, 1352280, 1363549, 1386660, 1487508, 1663992, 1859385, 2028420, 2079990, 2231262, 2479180, 2570040, 2727098, 2773320, 2975016, 3718770, 4056840, 4090647, 4159980, 4462524, 4958360, 5454196, 5578155, 6817745, 7437540, 8181294, 8319960, 8925048, 10908392, 11156310, 12271941, 13635490, 14875080, 16362588, 20453235, 22312620, 24543882, 27270980, 32725176, 40906470, 44625240, 49087764, 54541960, 61359705, 81812940, 98175528, 122719410, 163625880, 245438820, 490877640]

約数ペア:

[(1, 490877640), (2, 245438820), (3, 163625880), (4, 122719410), (5, 98175528), (6, 81812940), (8, 61359705), (9, 54541960), (10, 49087764), (11, 44625240), (12, 40906470), (15, 32725176), (18, 27270980), (20, 24543882), (22, 22312620), (24, 20453235), (30, 16362588), (33, 14875080), (36, 13635490), (40, 12271941), (44, 11156310), (45, 10908392), (55, 8925048), (59, 8319960), (60, 8181294), (66, 7437540), (72, 6817745), (88, 5578155), (90, 5454196), (99, 4958360), (110, 4462524), (118, 4159980), (120, 4090647), (121, 4056840), (132, 3718770), (165, 2975016), (177, 2773320), (180, 2727098), (191, 2570040), (198, 2479180), (220, 2231262), (236, 2079990), (242, 2028420), (264, 1859385), (295, 1663992), (330, 1487508), (354, 1386660), (360, 1363549), (363, 1352280), (382, 1285020), (396, 1239590), (440, 1115631), (472, 1039995), (484, 1014210), (495, 991672), (531, 924440), (573, 856680), (590, 831996), (605, 811368), (649, 756360), (660, 743754), (708, 693330), (726, 676140), (764, 642510), (792, 619795), (885, 554664), (955, 514008), (968, 507105), (990, 495836), (1062, 462220), (1089, 450760), (1146, 428340), (1180, 415998), (1210, 405684), (1298, 378180), (1320, 371877), (1416, 346665), (1452, 338070), (1528, 321255), (1719, 285560), (1770, 277332), (1815, 270456), (1910, 257004), (1947, 252120), (1980, 247918), (2101, 233640), (2124, 231110), (2178, 225380), (2292, 214170), (2360, 207999), (2420, 202842), (2596, 189090), (2655, 184888), (2865, 171336), (2904, 169035), (3245, 151272), (3438, 142780), (3540, 138666), (3630, 135228), (3820, 128502), (3894, 126060), (3960, 123959), (4202, 116820), (4248, 115555), (4356, 112690), (4584, 107085), (4840, 101421), (5192, 94545), (5310, 92444), (5445, 90152), (5730, 85668), (5841, 84040), (6303, 77880), (6490, 75636), (6876, 71390), (7080, 69333), (7139, 68760), (7260, 67614), (7640, 64251), (7788, 63030), (8404, 58410), (8595, 57112), (8712, 56345), (9735, 50424), (10505, 46728), (10620, 46222), (10890, 45076), (11269, 43560), (11460, 42834), (11682, 42020), (12606, 38940), (12980, 37818), (13752, 35695), (14278, 34380), (14520, 33807), (15576, 31515), (16808, 29205), (17190, 28556), (18909, 25960), (19470, 25212), (21010, 23364), (21240, 23111), (21417, 22920), (21780, 22538)]