About the Number

121872240

121872239 ← → 121872241

2進数表記:111010000111001111101110000

漢数字表記:一億二千百八十七万二千二百四十

素因数分解:

2 4 × 3 2 × 5 1 × 7 1 × 24181 1

素因数の和:24207
約数の個数: 120
約数和(自身を含む): 467776608
約数和(自身を除く): 345904368

約数列:
[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 24181, 48362, 72543, 96724, 120905, 145086, 169267, 193448, 217629, 241810, 290172, 338534, 362715, 386896, 435258, 483620, 507801, 580344, 677068, 725430, 846335, 870516, 967240, 1015602, 1088145, 1160688, 1354136, 1450860, 1523403, 1692670, 1741032, 1934480, 2031204, 2176290, 2539005, 2708272, 2901720, 3046806, 3385340, 3482064, 4062408, 4352580, 5078010, 5803440, 6093612, 6770680, 7617015, 8124816, 8705160, 10156020, 12187224, 13541360, 15234030, 17410320, 20312040, 24374448, 30468060, 40624080, 60936120, 121872240]

約数ペア:
[(1, 121872240), (2, 60936120), (3, 40624080), (4, 30468060), (5, 24374448), (6, 20312040), (7, 17410320), (8, 15234030), (9, 13541360), (10, 12187224), (12, 10156020), (14, 8705160), (15, 8124816), (16, 7617015), (18, 6770680), (20, 6093612), (21, 5803440), (24, 5078010), (28, 4352580), (30, 4062408), (35, 3482064), (36, 3385340), (40, 3046806), (42, 2901720), (45, 2708272), (48, 2539005), (56, 2176290), (60, 2031204), (63, 1934480), (70, 1741032), (72, 1692670), (80, 1523403), (84, 1450860), (90, 1354136), (105, 1160688), (112, 1088145), (120, 1015602), (126, 967240), (140, 870516), (144, 846335), (168, 725430), (180, 677068), (210, 580344), (240, 507801), (252, 483620), (280, 435258), (315, 386896), (336, 362715), (360, 338534), (420, 290172), (504, 241810), (560, 217629), (630, 193448), (720, 169267), (840, 145086), (1008, 120905), (1260, 96724), (1680, 72543), (2520, 48362), (5040, 24181)]

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