20382458460

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{17203}}^1$

素因数の和:17273

約数の個数: 288

約数和(自身を含む): 73805985792

約数和(自身を除く): 53423527332

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 31, 35, 39, 42, 49, 52, 60, 62, 65, 70, 78, 84, 91, 93, 98, 105, 124, 130, 140, 147, 155, 156, 182, 186, 195, 196, 210, 217, 245, 260, 273, 294, 310, 364, 372, 390, 403, 420, 434, 455, 465, 490, 546, 588, 620, 637, 651, 735, 780, 806, 868, 910, 930, 980, 1085, 1092, 1209, 1274, 1302, 1365, 1470, 1519, 1612, 1820, 1860, 1911, 2015, 2170, 2418, 2548, 2604, 2730, 2821, 2940, 3038, 3185, 3255, 3822, 4030, 4340, 4557, 4836, 5460, 5642, 6045, 6076, 6370, 6510, 7595, 7644, 8060, 8463, 9114, 9555, 11284, 12090, 12740, 13020, 14105, 15190, 16926, 17203, 18228, 19110, 19747, 22785, 24180, 28210, 30380, 33852, 34406, 38220, 39494, 42315, 45570, 51609, 56420, 59241, 68812, 78988, 84630, 86015, 91140, 98735, 103218, 118482, 120421, 169260, 172030, 197470, 206436, 223639, 236964, 240842, 258045, 296205, 344060, 361263, 394940, 447278, 481684, 516090, 533293, 592410, 602105, 670917, 722526, 842947, 894556, 1032180, 1066586, 1118195, 1184820, 1204210, 1341834, 1445052, 1565473, 1599879, 1685894, 1806315, 2133172, 2236390, 2408420, 2528841, 2666465, 2683668, 3130946, 3199758, 3354585, 3371788, 3612630, 3733051, 4214735, 4472780, 4696419, 5057682, 5332930, 6261892, 6399516, 6709170, 6932809, 7225260, 7466102, 7827365, 7999395, 8429470, 9392838, 10115364, 10665860, 10958311, 11199153, 12644205, 13418340, 13865618, 14932204, 15654730, 15998790, 16858940, 18665255, 18785676, 20798427, 21916622, 22398306, 23482095, 25288410, 26131357, 27731236, 31309460, 31997580, 32874933, 34664045, 37330510, 41596854, 43833244, 44796612, 46964190, 48529663, 50576820, 52262714, 54791555, 55995765, 65749866, 69328090, 74661020, 78394071, 83193708, 93928380, 97059326, 103992135, 104525428, 109583110, 111991530, 130656785, 131499732, 138656180, 145588989, 156788142, 164374665, 194118652, 207984270, 219166220, 223983060, 242648315, 261313570, 291177978, 313576284, 328749330, 339707641, 391970355, 415968540, 485296630, 522627140, 582355956, 657498660, 679415282, 727944945, 783940710, 970593260, 1019122923, 1358830564, 1455889890, 1567881420, 1698538205, 2038245846, 2911779780, 3397076410, 4076491692, 5095614615, 6794152820, 10191229230, 20382458460]

約数ペア:

[(1, 20382458460), (2, 10191229230), (3, 6794152820), (4, 5095614615), (5, 4076491692), (6, 3397076410), (7, 2911779780), (10, 2038245846), (12, 1698538205), (13, 1567881420), (14, 1455889890), (15, 1358830564), (20, 1019122923), (21, 970593260), (26, 783940710), (28, 727944945), (30, 679415282), (31, 657498660), (35, 582355956), (39, 522627140), (42, 485296630), (49, 415968540), (52, 391970355), (60, 339707641), (62, 328749330), (65, 313576284), (70, 291177978), (78, 261313570), (84, 242648315), (91, 223983060), (93, 219166220), (98, 207984270), (105, 194118652), (124, 164374665), (130, 156788142), (140, 145588989), (147, 138656180), (155, 131499732), (156, 130656785), (182, 111991530), (186, 109583110), (195, 104525428), (196, 103992135), (210, 97059326), (217, 93928380), (245, 83193708), (260, 78394071), (273, 74661020), (294, 69328090), (310, 65749866), (364, 55995765), (372, 54791555), (390, 52262714), (403, 50576820), (420, 48529663), (434, 46964190), (455, 44796612), (465, 43833244), (490, 41596854), (546, 37330510), (588, 34664045), (620, 32874933), (637, 31997580), (651, 31309460), (735, 27731236), (780, 26131357), (806, 25288410), (868, 23482095), (910, 22398306), (930, 21916622), (980, 20798427), (1085, 18785676), (1092, 18665255), (1209, 16858940), (1274, 15998790), (1302, 15654730), (1365, 14932204), (1470, 13865618), (1519, 13418340), (1612, 12644205), (1820, 11199153), (1860, 10958311), (1911, 10665860), (2015, 10115364), (2170, 9392838), (2418, 8429470), (2548, 7999395), (2604, 7827365), (2730, 7466102), (2821, 7225260), (2940, 6932809), (3038, 6709170), (3185, 6399516), (3255, 6261892), (3822, 5332930), (4030, 5057682), (4340, 4696419), (4557, 4472780), (4836, 4214735), (5460, 3733051), (5642, 3612630), (6045, 3371788), (6076, 3354585), (6370, 3199758), (6510, 3130946), (7595, 2683668), (7644, 2666465), (8060, 2528841), (8463, 2408420), (9114, 2236390), (9555, 2133172), (11284, 1806315), (12090, 1685894), (12740, 1599879), (13020, 1565473), (14105, 1445052), (15190, 1341834), (16926, 1204210), (17203, 1184820), (18228, 1118195), (19110, 1066586), (19747, 1032180), (22785, 894556), (24180, 842947), (28210, 722526), (30380, 670917), (33852, 602105), (34406, 592410), (38220, 533293), (39494, 516090), (42315, 481684), (45570, 447278), (51609, 394940), (56420, 361263), (59241, 344060), (68812, 296205), (78988, 258045), (84630, 240842), (86015, 236964), (91140, 223639), (98735, 206436), (103218, 197470), (118482, 172030), (120421, 169260)]