197376240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:391

約数の個数: 160

約数和(自身を含む): 636387840

約数和(自身を除く): 439011600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 53, 59, 60, 80, 106, 118, 120, 159, 177, 212, 236, 240, 263, 265, 295, 318, 354, 424, 472, 526, 530, 590, 636, 708, 789, 795, 848, 885, 944, 1052, 1060, 1180, 1272, 1315, 1416, 1578, 1590, 1770, 2104, 2120, 2360, 2544, 2630, 2832, 3127, 3156, 3180, 3540, 3945, 4208, 4240, 4720, 5260, 6254, 6312, 6360, 7080, 7890, 9381, 10520, 12508, 12624, 12720, 13939, 14160, 15517, 15635, 15780, 18762, 21040, 25016, 27878, 31034, 31270, 31560, 37524, 41817, 46551, 46905, 50032, 55756, 62068, 62540, 63120, 69695, 75048, 77585, 83634, 93102, 93810, 111512, 124136, 125080, 139390, 150096, 155170, 167268, 186204, 187620, 209085, 223024, 232755, 248272, 250160, 278780, 310340, 334536, 372408, 375240, 418170, 465510, 557560, 620680, 669072, 744816, 750480, 822401, 836340, 931020, 1115120, 1241360, 1644802, 1672680, 1862040, 2467203, 3289604, 3345360, 3724080, 4112005, 4934406, 6579208, 8224010, 9868812, 12336015, 13158416, 16448020, 19737624, 24672030, 32896040, 39475248, 49344060, 65792080, 98688120, 197376240]

約数ペア:

[(1, 197376240), (2, 98688120), (3, 65792080), (4, 49344060), (5, 39475248), (6, 32896040), (8, 24672030), (10, 19737624), (12, 16448020), (15, 13158416), (16, 12336015), (20, 9868812), (24, 8224010), (30, 6579208), (40, 4934406), (48, 4112005), (53, 3724080), (59, 3345360), (60, 3289604), (80, 2467203), (106, 1862040), (118, 1672680), (120, 1644802), (159, 1241360), (177, 1115120), (212, 931020), (236, 836340), (240, 822401), (263, 750480), (265, 744816), (295, 669072), (318, 620680), (354, 557560), (424, 465510), (472, 418170), (526, 375240), (530, 372408), (590, 334536), (636, 310340), (708, 278780), (789, 250160), (795, 248272), (848, 232755), (885, 223024), (944, 209085), (1052, 187620), (1060, 186204), (1180, 167268), (1272, 155170), (1315, 150096), (1416, 139390), (1578, 125080), (1590, 124136), (1770, 111512), (2104, 93810), (2120, 93102), (2360, 83634), (2544, 77585), (2630, 75048), (2832, 69695), (3127, 63120), (3156, 62540), (3180, 62068), (3540, 55756), (3945, 50032), (4208, 46905), (4240, 46551), (4720, 41817), (5260, 37524), (6254, 31560), (6312, 31270), (6360, 31034), (7080, 27878), (7890, 25016), (9381, 21040), (10520, 18762), (12508, 15780), (12624, 15635), (12720, 15517), (13939, 14160)]