30903810

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{21023}}^1$

素因数の和:21047

約数の個数: 48

約数和(自身を含む): 86282496

約数和(自身を除く): 55378686

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, 21023, 42046, 63069, 105115, 126138, 147161, 210230, 294322, 315345, 441483, 630690, 735805, 882966, 1030127, 1471610, 2060254, 2207415, 3090381, 4414830, 5150635, 6180762, 10301270, 15451905, 30903810]

約数ペア:

[(1, 30903810), (2, 15451905), (3, 10301270), (5, 6180762), (6, 5150635), (7, 4414830), (10, 3090381), (14, 2207415), (15, 2060254), (21, 1471610), (30, 1030127), (35, 882966), (42, 735805), (49, 630690), (70, 441483), (98, 315345), (105, 294322), (147, 210230), (210, 147161), (245, 126138), (294, 105115), (490, 63069), (735, 42046), (1470, 21023)]