65890260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{89}}^1\times {\mathrm{457}}^1$

素因数の和:567

約数の個数: 120

約数和(自身を含む): 209480040

約数和(自身を除く): 143589780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 89, 90, 108, 135, 162, 178, 180, 267, 270, 324, 356, 405, 445, 457, 534, 540, 801, 810, 890, 914, 1068, 1335, 1371, 1602, 1620, 1780, 1828, 2285, 2403, 2670, 2742, 3204, 4005, 4113, 4570, 4806, 5340, 5484, 6855, 7209, 8010, 8226, 9140, 9612, 12015, 12339, 13710, 14418, 16020, 16452, 20565, 24030, 24678, 27420, 28836, 36045, 37017, 40673, 41130, 48060, 49356, 61695, 72090, 74034, 81346, 82260, 122019, 123390, 144180, 148068, 162692, 185085, 203365, 244038, 246780, 366057, 370170, 406730, 488076, 610095, 732114, 740340, 813460, 1098171, 1220190, 1464228, 1830285, 2196342, 2440380, 3294513, 3660570, 4392684, 5490855, 6589026, 7321140, 10981710, 13178052, 16472565, 21963420, 32945130, 65890260]

約数ペア:

[(1, 65890260), (2, 32945130), (3, 21963420), (4, 16472565), (5, 13178052), (6, 10981710), (9, 7321140), (10, 6589026), (12, 5490855), (15, 4392684), (18, 3660570), (20, 3294513), (27, 2440380), (30, 2196342), (36, 1830285), (45, 1464228), (54, 1220190), (60, 1098171), (81, 813460), (89, 740340), (90, 732114), (108, 610095), (135, 488076), (162, 406730), (178, 370170), (180, 366057), (267, 246780), (270, 244038), (324, 203365), (356, 185085), (405, 162692), (445, 148068), (457, 144180), (534, 123390), (540, 122019), (801, 82260), (810, 81346), (890, 74034), (914, 72090), (1068, 61695), (1335, 49356), (1371, 48060), (1602, 41130), (1620, 40673), (1780, 37017), (1828, 36045), (2285, 28836), (2403, 27420), (2670, 24678), (2742, 24030), (3204, 20565), (4005, 16452), (4113, 16020), (4570, 14418), (4806, 13710), (5340, 12339), (5484, 12015), (6855, 9612), (7209, 9140), (8010, 8226)]