220996860

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{75169}}^1$

素因数の和:75195

約数の個数: 72

約数和(自身を含む): 719827920

約数和(自身を除く): 498831060

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, 420, 490, 588, 735, 980, 1470, 2940, 75169, 150338, 225507, 300676, 375845, 451014, 526183, 751690, 902028, 1052366, 1127535, 1503380, 1578549, 2104732, 2255070, 2630915, 3157098, 3683281, 4510140, 5261830, 6314196, 7366562, 7892745, 10523660, 11049843, 14733124, 15785490, 18416405, 22099686, 31570980, 36832810, 44199372, 55249215, 73665620, 110498430, 220996860]

約数ペア:

[(1, 220996860), (2, 110498430), (3, 73665620), (4, 55249215), (5, 44199372), (6, 36832810), (7, 31570980), (10, 22099686), (12, 18416405), (14, 15785490), (15, 14733124), (20, 11049843), (21, 10523660), (28, 7892745), (30, 7366562), (35, 6314196), (42, 5261830), (49, 4510140), (60, 3683281), (70, 3157098), (84, 2630915), (98, 2255070), (105, 2104732), (140, 1578549), (147, 1503380), (196, 1127535), (210, 1052366), (245, 902028), (294, 751690), (420, 526183), (490, 451014), (588, 375845), (735, 300676), (980, 225507), (1470, 150338), (2940, 75169)]