398495370

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{145969}}^1$

素因数の和:145999

約数の個数: 64

約数和(自身を含む): 1177102080

約数和(自身を除く): 778606710

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 145969, 291938, 437907, 729845, 875814, 1021783, 1459690, 1897597, 2043566, 2189535, 3065349, 3795194, 4379070, 5108915, 5692791, 6130698, 9487985, 10217830, 11385582, 13283179, 15326745, 18975970, 26566358, 28463955, 30653490, 39849537, 56927910, 66415895, 79699074, 132831790, 199247685, 398495370]

約数ペア:

[(1, 398495370), (2, 199247685), (3, 132831790), (5, 79699074), (6, 66415895), (7, 56927910), (10, 39849537), (13, 30653490), (14, 28463955), (15, 26566358), (21, 18975970), (26, 15326745), (30, 13283179), (35, 11385582), (39, 10217830), (42, 9487985), (65, 6130698), (70, 5692791), (78, 5108915), (91, 4379070), (105, 3795194), (130, 3065349), (182, 2189535), (195, 2043566), (210, 1897597), (273, 1459690), (390, 1021783), (455, 875814), (546, 729845), (910, 437907), (1365, 291938), (2730, 145969)]