201287960

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{271}}^1\times {\mathrm{599}}^1$

素因数の和:912

約数の個数: 64

約数和(自身を含む): 470016000

約数和(自身を除く): 268728040

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 271, 310, 542, 599, 620, 1084, 1198, 1240, 1355, 2168, 2396, 2710, 2995, 4792, 5420, 5990, 8401, 10840, 11980, 16802, 18569, 23960, 33604, 37138, 42005, 67208, 74276, 84010, 92845, 148552, 162329, 168020, 185690, 324658, 336040, 371380, 649316, 742760, 811645, 1298632, 1623290, 3246580, 5032199, 6493160, 10064398, 20128796, 25160995, 40257592, 50321990, 100643980, 201287960]

約数ペア:

[(1, 201287960), (2, 100643980), (4, 50321990), (5, 40257592), (8, 25160995), (10, 20128796), (20, 10064398), (31, 6493160), (40, 5032199), (62, 3246580), (124, 1623290), (155, 1298632), (248, 811645), (271, 742760), (310, 649316), (542, 371380), (599, 336040), (620, 324658), (1084, 185690), (1198, 168020), (1240, 162329), (1355, 148552), (2168, 92845), (2396, 84010), (2710, 74276), (2995, 67208), (4792, 42005), (5420, 37138), (5990, 33604), (8401, 23960), (10840, 18569), (11980, 16802)]