20149769955

素因数分解:

$3^1\times 5^1\times 7^3\times {\mathrm{1723}}^1\times {\mathrm{2273}}^1$

素因数の和:4025

約数の個数: 64

約数和(自身を含む): 37635609600

約数和(自身を除く): 17485839645

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 343, 735, 1029, 1715, 1723, 2273, 5145, 5169, 6819, 8615, 11365, 12061, 15911, 25845, 34095, 36183, 47733, 60305, 79555, 84427, 111377, 180915, 238665, 253281, 334131, 422135, 556885, 590989, 779639, 1266405, 1670655, 1772967, 2338917, 2954945, 3898195, 3916379, 8864835, 11694585, 11749137, 19581895, 27414653, 58745685, 82243959, 137073265, 191902571, 411219795, 575707713, 959512855, 1343317997, 2878538565, 4029953991, 6716589985, 20149769955]

約数ペア:

[(1, 20149769955), (3, 6716589985), (5, 4029953991), (7, 2878538565), (15, 1343317997), (21, 959512855), (35, 575707713), (49, 411219795), (105, 191902571), (147, 137073265), (245, 82243959), (343, 58745685), (735, 27414653), (1029, 19581895), (1715, 11749137), (1723, 11694585), (2273, 8864835), (5145, 3916379), (5169, 3898195), (6819, 2954945), (8615, 2338917), (11365, 1772967), (12061, 1670655), (15911, 1266405), (25845, 779639), (34095, 590989), (36183, 556885), (47733, 422135), (60305, 334131), (79555, 253281), (84427, 238665), (111377, 180915)]