19985843400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{263}}^1\times {\mathrm{126653}}^1$

素因数の和:126935

約数の個数: 96

約数和(自身を含む): 62192180160

約数和(自身を除く): 42206336760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 120, 150, 200, 263, 300, 526, 600, 789, 1052, 1315, 1578, 2104, 2630, 3156, 3945, 5260, 6312, 6575, 7890, 10520, 13150, 15780, 19725, 26300, 31560, 39450, 52600, 78900, 126653, 157800, 253306, 379959, 506612, 633265, 759918, 1013224, 1266530, 1519836, 1899795, 2533060, 3039672, 3166325, 3799590, 5066120, 6332650, 7599180, 9498975, 12665300, 15198360, 18997950, 25330600, 33309739, 37995900, 66619478, 75991800, 99929217, 133238956, 166548695, 199858434, 266477912, 333097390, 399716868, 499646085, 666194780, 799433736, 832743475, 999292170, 1332389560, 1665486950, 1998584340, 2498230425, 3330973900, 3997168680, 4996460850, 6661947800, 9992921700, 19985843400]

約数ペア:

[(1, 19985843400), (2, 9992921700), (3, 6661947800), (4, 4996460850), (5, 3997168680), (6, 3330973900), (8, 2498230425), (10, 1998584340), (12, 1665486950), (15, 1332389560), (20, 999292170), (24, 832743475), (25, 799433736), (30, 666194780), (40, 499646085), (50, 399716868), (60, 333097390), (75, 266477912), (100, 199858434), (120, 166548695), (150, 133238956), (200, 99929217), (263, 75991800), (300, 66619478), (526, 37995900), (600, 33309739), (789, 25330600), (1052, 18997950), (1315, 15198360), (1578, 12665300), (2104, 9498975), (2630, 7599180), (3156, 6332650), (3945, 5066120), (5260, 3799590), (6312, 3166325), (6575, 3039672), (7890, 2533060), (10520, 1899795), (13150, 1519836), (15780, 1266530), (19725, 1013224), (26300, 759918), (31560, 633265), (39450, 506612), (52600, 379959), (78900, 253306), (126653, 157800)]