220679340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{10723}}^1$

素因数の和:10756

約数の個数: 96

約数和(自身を含む): 720652800

約数和(自身を除く): 499973460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 5145, 6860, 10290, 10723, 20580, 21446, 32169, 42892, 53615, 64338, 75061, 107230, 128676, 150122, 160845, 214460, 225183, 300244, 321690, 375305, 450366, 525427, 643380, 750610, 900732, 1050854, 1125915, 1501220, 1576281, 2101708, 2251830, 2627135, 3152562, 3677989, 4503660, 5254270, 6305124, 7355978, 7881405, 10508540, 11033967, 14711956, 15762810, 18389945, 22067934, 31525620, 36779890, 44135868, 55169835, 73559780, 110339670, 220679340]

約数ペア:

[(1, 220679340), (2, 110339670), (3, 73559780), (4, 55169835), (5, 44135868), (6, 36779890), (7, 31525620), (10, 22067934), (12, 18389945), (14, 15762810), (15, 14711956), (20, 11033967), (21, 10508540), (28, 7881405), (30, 7355978), (35, 6305124), (42, 5254270), (49, 4503660), (60, 3677989), (70, 3152562), (84, 2627135), (98, 2251830), (105, 2101708), (140, 1576281), (147, 1501220), (196, 1125915), (210, 1050854), (245, 900732), (294, 750610), (343, 643380), (420, 525427), (490, 450366), (588, 375305), (686, 321690), (735, 300244), (980, 225183), (1029, 214460), (1372, 160845), (1470, 150122), (1715, 128676), (2058, 107230), (2940, 75061), (3430, 64338), (4116, 53615), (5145, 42892), (6860, 32169), (10290, 21446), (10723, 20580)]