202124580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{481249}}^1$

素因数の和:481268

約数の個数: 48

約数和(自身を含む): 646800000

約数和(自身を除く): 444675420

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 481249, 962498, 1443747, 1924996, 2406245, 2887494, 3368743, 4812490, 5774988, 6737486, 7218735, 9624980, 10106229, 13474972, 14437470, 16843715, 20212458, 28874940, 33687430, 40424916, 50531145, 67374860, 101062290, 202124580]

約数ペア:

[(1, 202124580), (2, 101062290), (3, 67374860), (4, 50531145), (5, 40424916), (6, 33687430), (7, 28874940), (10, 20212458), (12, 16843715), (14, 14437470), (15, 13474972), (20, 10106229), (21, 9624980), (28, 7218735), (30, 6737486), (35, 5774988), (42, 4812490), (60, 3368743), (70, 2887494), (84, 2406245), (105, 1924996), (140, 1443747), (210, 962498), (420, 481249)]