138921900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{199}}^1$

素因数の和:408

約数の個数: 144

約数和(自身を含む): 437472000

約数和(自身を除く): 298550100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 179, 195, 199, 260, 300, 325, 358, 390, 398, 537, 597, 650, 716, 780, 796, 895, 975, 995, 1074, 1194, 1300, 1790, 1950, 1990, 2148, 2327, 2388, 2587, 2685, 2985, 3580, 3900, 3980, 4475, 4654, 4975, 5174, 5370, 5970, 6981, 7761, 8950, 9308, 9950, 10348, 10740, 11635, 11940, 12935, 13425, 13962, 14925, 15522, 17900, 19900, 23270, 25870, 26850, 27924, 29850, 31044, 34905, 35621, 38805, 46540, 51740, 53700, 58175, 59700, 64675, 69810, 71242, 77610, 106863, 116350, 129350, 139620, 142484, 155220, 174525, 178105, 194025, 213726, 232700, 258700, 349050, 356210, 388050, 427452, 463073, 534315, 698100, 712420, 776100, 890525, 926146, 1068630, 1389219, 1781050, 1852292, 2137260, 2315365, 2671575, 2778438, 3562100, 4630730, 5343150, 5556876, 6946095, 9261460, 10686300, 11576825, 13892190, 23153650, 27784380, 34730475, 46307300, 69460950, 138921900]

約数ペア:

[(1, 138921900), (2, 69460950), (3, 46307300), (4, 34730475), (5, 27784380), (6, 23153650), (10, 13892190), (12, 11576825), (13, 10686300), (15, 9261460), (20, 6946095), (25, 5556876), (26, 5343150), (30, 4630730), (39, 3562100), (50, 2778438), (52, 2671575), (60, 2315365), (65, 2137260), (75, 1852292), (78, 1781050), (100, 1389219), (130, 1068630), (150, 926146), (156, 890525), (179, 776100), (195, 712420), (199, 698100), (260, 534315), (300, 463073), (325, 427452), (358, 388050), (390, 356210), (398, 349050), (537, 258700), (597, 232700), (650, 213726), (716, 194025), (780, 178105), (796, 174525), (895, 155220), (975, 142484), (995, 139620), (1074, 129350), (1194, 116350), (1300, 106863), (1790, 77610), (1950, 71242), (1990, 69810), (2148, 64675), (2327, 59700), (2388, 58175), (2587, 53700), (2685, 51740), (2985, 46540), (3580, 38805), (3900, 35621), (3980, 34905), (4475, 31044), (4654, 29850), (4975, 27924), (5174, 26850), (5370, 25870), (5970, 23270), (6981, 19900), (7761, 17900), (8950, 15522), (9308, 14925), (9950, 13962), (10348, 13425), (10740, 12935), (11635, 11940)]