19493670

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:262

約数の個数: 96

約数和(自身を含む): 55404000

約数和(自身を除く): 35910330

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 49, 70, 89, 98, 105, 147, 149, 178, 210, 245, 267, 294, 298, 445, 447, 490, 534, 623, 735, 745, 890, 894, 1043, 1246, 1335, 1470, 1490, 1869, 2086, 2235, 2670, 3115, 3129, 3738, 4361, 4470, 5215, 6230, 6258, 7301, 8722, 9345, 10430, 13083, 13261, 14602, 15645, 18690, 21805, 21903, 26166, 26522, 31290, 36505, 39783, 43610, 43806, 65415, 66305, 73010, 79566, 92827, 109515, 130830, 132610, 185654, 198915, 219030, 278481, 397830, 464135, 556962, 649789, 928270, 1299578, 1392405, 1949367, 2784810, 3248945, 3898734, 6497890, 9746835, 19493670]

約数ペア:

[(1, 19493670), (2, 9746835), (3, 6497890), (5, 3898734), (6, 3248945), (7, 2784810), (10, 1949367), (14, 1392405), (15, 1299578), (21, 928270), (30, 649789), (35, 556962), (42, 464135), (49, 397830), (70, 278481), (89, 219030), (98, 198915), (105, 185654), (147, 132610), (149, 130830), (178, 109515), (210, 92827), (245, 79566), (267, 73010), (294, 66305), (298, 65415), (445, 43806), (447, 43610), (490, 39783), (534, 36505), (623, 31290), (735, 26522), (745, 26166), (890, 21903), (894, 21805), (1043, 18690), (1246, 15645), (1335, 14602), (1470, 13261), (1490, 13083), (1869, 10430), (2086, 9345), (2235, 8722), (2670, 7301), (3115, 6258), (3129, 6230), (3738, 5215), (4361, 4470)]