201221370

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{319399}}^1$

素因数の和:319419

約数の個数: 48

約数和(自身を含む): 597916800

約数和(自身を除く): 396695430

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 319399, 638798, 958197, 1596995, 1916394, 2235793, 2874591, 3193990, 4471586, 4790985, 5749182, 6707379, 9581970, 11178965, 13414758, 14372955, 20122137, 22357930, 28745910, 33536895, 40244274, 67073790, 100610685, 201221370]

約数ペア:

[(1, 201221370), (2, 100610685), (3, 67073790), (5, 40244274), (6, 33536895), (7, 28745910), (9, 22357930), (10, 20122137), (14, 14372955), (15, 13414758), (18, 11178965), (21, 9581970), (30, 6707379), (35, 5749182), (42, 4790985), (45, 4471586), (63, 3193990), (70, 2874591), (90, 2235793), (105, 1916394), (126, 1596995), (210, 958197), (315, 638798), (630, 319399)]