20153929500

素因数分解:

$2^2\times 3^2\times 5^3\times {\mathrm{719}}^1\times {\mathrm{6229}}^1$

素因数の和:6973

約数の個数: 144

約数和(自身を含む): 63677577600

約数和(自身を除く): 43523648100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 125, 150, 180, 225, 250, 300, 375, 450, 500, 719, 750, 900, 1125, 1438, 1500, 2157, 2250, 2876, 3595, 4314, 4500, 6229, 6471, 7190, 8628, 10785, 12458, 12942, 14380, 17975, 18687, 21570, 24916, 25884, 31145, 32355, 35950, 37374, 43140, 53925, 56061, 62290, 64710, 71900, 74748, 89875, 93435, 107850, 112122, 124580, 129420, 155725, 161775, 179750, 186870, 215700, 224244, 269625, 280305, 311450, 323550, 359500, 373740, 467175, 539250, 560610, 622900, 647100, 778625, 808875, 934350, 1078500, 1121220, 1401525, 1557250, 1617750, 1868700, 2335875, 2803050, 3114500, 3235500, 4478651, 4671750, 5606100, 7007625, 8957302, 9343500, 13435953, 14015250, 17914604, 22393255, 26871906, 28030500, 40307859, 44786510, 53743812, 67179765, 80615718, 89573020, 111966275, 134359530, 161231436, 201539295, 223932550, 268719060, 335898825, 403078590, 447865100, 559831375, 671797650, 806157180, 1007696475, 1119662750, 1343595300, 1679494125, 2015392950, 2239325500, 3358988250, 4030785900, 5038482375, 6717976500, 10076964750, 20153929500]

約数ペア:

[(1, 20153929500), (2, 10076964750), (3, 6717976500), (4, 5038482375), (5, 4030785900), (6, 3358988250), (9, 2239325500), (10, 2015392950), (12, 1679494125), (15, 1343595300), (18, 1119662750), (20, 1007696475), (25, 806157180), (30, 671797650), (36, 559831375), (45, 447865100), (50, 403078590), (60, 335898825), (75, 268719060), (90, 223932550), (100, 201539295), (125, 161231436), (150, 134359530), (180, 111966275), (225, 89573020), (250, 80615718), (300, 67179765), (375, 53743812), (450, 44786510), (500, 40307859), (719, 28030500), (750, 26871906), (900, 22393255), (1125, 17914604), (1438, 14015250), (1500, 13435953), (2157, 9343500), (2250, 8957302), (2876, 7007625), (3595, 5606100), (4314, 4671750), (4500, 4478651), (6229, 3235500), (6471, 3114500), (7190, 2803050), (8628, 2335875), (10785, 1868700), (12458, 1617750), (12942, 1557250), (14380, 1401525), (17975, 1121220), (18687, 1078500), (21570, 934350), (24916, 808875), (25884, 778625), (31145, 647100), (32355, 622900), (35950, 560610), (37374, 539250), (43140, 467175), (53925, 373740), (56061, 359500), (62290, 323550), (64710, 311450), (71900, 280305), (74748, 269625), (89875, 224244), (93435, 215700), (107850, 186870), (112122, 179750), (124580, 161775), (129420, 155725)]