About the Number

2228520

2228519 ← → 2228521

2進数表記:1000100000000100101000

漢数字表記:二百二十二万八千五百二十

素因数分解:

2 3 × 3 1 × 5 1 × 7 2 × 379 1

素因数の和:407
約数の個数: 96
約数和(自身を含む): 7797600
約数和(自身を除く): 5569080

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 379, 392, 420, 490, 588, 735, 758, 840, 980, 1137, 1176, 1470, 1516, 1895, 1960, 2274, 2653, 2940, 3032, 3790, 4548, 5306, 5685, 5880, 7580, 7959, 9096, 10612, 11370, 13265, 15160, 15918, 18571, 21224, 22740, 26530, 31836, 37142, 39795, 45480, 53060, 55713, 63672, 74284, 79590, 92855, 106120, 111426, 148568, 159180, 185710, 222852, 278565, 318360, 371420, 445704, 557130, 742840, 1114260, 2228520]

約数ペア:
[(1, 2228520), (2, 1114260), (3, 742840), (4, 557130), (5, 445704), (6, 371420), (7, 318360), (8, 278565), (10, 222852), (12, 185710), (14, 159180), (15, 148568), (20, 111426), (21, 106120), (24, 92855), (28, 79590), (30, 74284), (35, 63672), (40, 55713), (42, 53060), (49, 45480), (56, 39795), (60, 37142), (70, 31836), (84, 26530), (98, 22740), (105, 21224), (120, 18571), (140, 15918), (147, 15160), (168, 13265), (196, 11370), (210, 10612), (245, 9096), (280, 7959), (294, 7580), (379, 5880), (392, 5685), (420, 5306), (490, 4548), (588, 3790), (735, 3032), (758, 2940), (840, 2653), (980, 2274), (1137, 1960), (1176, 1895), (1470, 1516)]

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