202121400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{25913}}^1$

素因数の和:25945

約数の個数: 96

約数和(自身を含む): 674800560

約数和(自身を除く): 472679160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 25, 26, 30, 39, 40, 50, 52, 60, 65, 75, 78, 100, 104, 120, 130, 150, 156, 195, 200, 260, 300, 312, 325, 390, 520, 600, 650, 780, 975, 1300, 1560, 1950, 2600, 3900, 7800, 25913, 51826, 77739, 103652, 129565, 155478, 207304, 259130, 310956, 336869, 388695, 518260, 621912, 647825, 673738, 777390, 1010607, 1036520, 1295650, 1347476, 1554780, 1684345, 1943475, 2021214, 2591300, 2694952, 3109560, 3368690, 3886950, 4042428, 5053035, 5182600, 6737380, 7773900, 8084856, 8421725, 10106070, 13474760, 15547800, 16843450, 20212140, 25265175, 33686900, 40424280, 50530350, 67373800, 101060700, 202121400]

約数ペア:

[(1, 202121400), (2, 101060700), (3, 67373800), (4, 50530350), (5, 40424280), (6, 33686900), (8, 25265175), (10, 20212140), (12, 16843450), (13, 15547800), (15, 13474760), (20, 10106070), (24, 8421725), (25, 8084856), (26, 7773900), (30, 6737380), (39, 5182600), (40, 5053035), (50, 4042428), (52, 3886950), (60, 3368690), (65, 3109560), (75, 2694952), (78, 2591300), (100, 2021214), (104, 1943475), (120, 1684345), (130, 1554780), (150, 1347476), (156, 1295650), (195, 1036520), (200, 1010607), (260, 777390), (300, 673738), (312, 647825), (325, 621912), (390, 518260), (520, 388695), (600, 336869), (650, 310956), (780, 259130), (975, 207304), (1300, 155478), (1560, 129565), (1950, 103652), (2600, 77739), (3900, 51826), (7800, 25913)]