18209256840

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{251}}^1\times {\mathrm{22391}}^1$

素因数の和:22665

約数の個数: 160

約数和(自身を含む): 61449917760

約数和(自身を除く): 43240660920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 251, 270, 324, 360, 405, 502, 540, 648, 753, 810, 1004, 1080, 1255, 1506, 1620, 2008, 2259, 2510, 3012, 3240, 3765, 4518, 5020, 6024, 6777, 7530, 9036, 10040, 11295, 13554, 15060, 18072, 20331, 22391, 22590, 27108, 30120, 33885, 40662, 44782, 45180, 54216, 67173, 67770, 81324, 89564, 90360, 101655, 111955, 134346, 135540, 162648, 179128, 201519, 203310, 223910, 268692, 271080, 335865, 403038, 406620, 447820, 537384, 604557, 671730, 806076, 813240, 895640, 1007595, 1209114, 1343460, 1612152, 1813671, 2015190, 2418228, 2686920, 3022785, 3627342, 4030380, 4836456, 5620141, 6045570, 7254684, 8060760, 9068355, 11240282, 12091140, 14509368, 16860423, 18136710, 22480564, 24182280, 28100705, 33720846, 36273420, 44961128, 50581269, 56201410, 67441692, 72546840, 84302115, 101162538, 112402820, 134883384, 151743807, 168604230, 202325076, 224805640, 252906345, 303487614, 337208460, 404650152, 455231421, 505812690, 606975228, 674416920, 758719035, 910462842, 1011625380, 1213950456, 1517438070, 1820925684, 2023250760, 2276157105, 3034876140, 3641851368, 4552314210, 6069752280, 9104628420, 18209256840]

約数ペア:

[(1, 18209256840), (2, 9104628420), (3, 6069752280), (4, 4552314210), (5, 3641851368), (6, 3034876140), (8, 2276157105), (9, 2023250760), (10, 1820925684), (12, 1517438070), (15, 1213950456), (18, 1011625380), (20, 910462842), (24, 758719035), (27, 674416920), (30, 606975228), (36, 505812690), (40, 455231421), (45, 404650152), (54, 337208460), (60, 303487614), (72, 252906345), (81, 224805640), (90, 202325076), (108, 168604230), (120, 151743807), (135, 134883384), (162, 112402820), (180, 101162538), (216, 84302115), (251, 72546840), (270, 67441692), (324, 56201410), (360, 50581269), (405, 44961128), (502, 36273420), (540, 33720846), (648, 28100705), (753, 24182280), (810, 22480564), (1004, 18136710), (1080, 16860423), (1255, 14509368), (1506, 12091140), (1620, 11240282), (2008, 9068355), (2259, 8060760), (2510, 7254684), (3012, 6045570), (3240, 5620141), (3765, 4836456), (4518, 4030380), (5020, 3627342), (6024, 3022785), (6777, 2686920), (7530, 2418228), (9036, 2015190), (10040, 1813671), (11295, 1612152), (13554, 1343460), (15060, 1209114), (18072, 1007595), (20331, 895640), (22391, 813240), (22590, 806076), (27108, 671730), (30120, 604557), (33885, 537384), (40662, 447820), (44782, 406620), (45180, 403038), (54216, 335865), (67173, 271080), (67770, 268692), (81324, 223910), (89564, 203310), (90360, 201519), (101655, 179128), (111955, 162648), (134346, 135540)]