181234830

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{123289}}^1$

素因数の和:123313

約数の個数: 48

約数和(自身を含む): 505982160

約数和(自身を除く): 324747330

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, 123289, 246578, 369867, 616445, 739734, 863023, 1232890, 1726046, 1849335, 2589069, 3698670, 4315115, 5178138, 6041161, 8630230, 12082322, 12945345, 18123483, 25890690, 30205805, 36246966, 60411610, 90617415, 181234830]

約数ペア:

[(1, 181234830), (2, 90617415), (3, 60411610), (5, 36246966), (6, 30205805), (7, 25890690), (10, 18123483), (14, 12945345), (15, 12082322), (21, 8630230), (30, 6041161), (35, 5178138), (42, 4315115), (49, 3698670), (70, 2589069), (98, 1849335), (105, 1726046), (147, 1232890), (210, 863023), (245, 739734), (294, 616445), (490, 369867), (735, 246578), (1470, 123289)]