490640430

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{333769}}^1$

素因数の和:333793

約数の個数: 48

約数和(自身を含む): 1369792080

約数和(自身を除く): 879151650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 98, 105, 147, 210, 245, 294, 490, 735, 1470, 333769, 667538, 1001307, 1668845, 2002614, 2336383, 3337690, 4672766, 5006535, 7009149, 10013070, 11681915, 14018298, 16354681, 23363830, 32709362, 35045745, 49064043, 70091490, 81773405, 98128086, 163546810, 245320215, 490640430]

約数ペア:

[(1, 490640430), (2, 245320215), (3, 163546810), (5, 98128086), (6, 81773405), (7, 70091490), (10, 49064043), (14, 35045745), (15, 32709362), (21, 23363830), (30, 16354681), (35, 14018298), (42, 11681915), (49, 10013070), (70, 7009149), (98, 5006535), (105, 4672766), (147, 3337690), (210, 2336383), (245, 2002614), (294, 1668845), (490, 1001307), (735, 667538), (1470, 333769)]