38847240

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61}}^2$

素因数の和:168

約数の個数: 144

約数和(自身を含む): 132783300

約数和(自身を除く): 93936060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 29, 30, 36, 40, 45, 58, 60, 61, 72, 87, 90, 116, 120, 122, 145, 174, 180, 183, 232, 244, 261, 290, 305, 348, 360, 366, 435, 488, 522, 549, 580, 610, 696, 732, 870, 915, 1044, 1098, 1160, 1220, 1305, 1464, 1740, 1769, 1830, 2088, 2196, 2440, 2610, 2745, 3480, 3538, 3660, 3721, 4392, 5220, 5307, 5490, 7076, 7320, 7442, 8845, 10440, 10614, 10980, 11163, 14152, 14884, 15921, 17690, 18605, 21228, 21960, 22326, 26535, 29768, 31842, 33489, 35380, 37210, 42456, 44652, 53070, 55815, 63684, 66978, 70760, 74420, 79605, 89304, 106140, 107909, 111630, 127368, 133956, 148840, 159210, 167445, 212280, 215818, 223260, 267912, 318420, 323727, 334890, 431636, 446520, 539545, 636840, 647454, 669780, 863272, 971181, 1079090, 1294908, 1339560, 1618635, 1942362, 2158180, 2589816, 3237270, 3884724, 4316360, 4855905, 6474540, 7769448, 9711810, 12949080, 19423620, 38847240]

約数ペア:

[(1, 38847240), (2, 19423620), (3, 12949080), (4, 9711810), (5, 7769448), (6, 6474540), (8, 4855905), (9, 4316360), (10, 3884724), (12, 3237270), (15, 2589816), (18, 2158180), (20, 1942362), (24, 1618635), (29, 1339560), (30, 1294908), (36, 1079090), (40, 971181), (45, 863272), (58, 669780), (60, 647454), (61, 636840), (72, 539545), (87, 446520), (90, 431636), (116, 334890), (120, 323727), (122, 318420), (145, 267912), (174, 223260), (180, 215818), (183, 212280), (232, 167445), (244, 159210), (261, 148840), (290, 133956), (305, 127368), (348, 111630), (360, 107909), (366, 106140), (435, 89304), (488, 79605), (522, 74420), (549, 70760), (580, 66978), (610, 63684), (696, 55815), (732, 53070), (870, 44652), (915, 42456), (1044, 37210), (1098, 35380), (1160, 33489), (1220, 31842), (1305, 29768), (1464, 26535), (1740, 22326), (1769, 21960), (1830, 21228), (2088, 18605), (2196, 17690), (2440, 15921), (2610, 14884), (2745, 14152), (3480, 11163), (3538, 10980), (3660, 10614), (3721, 10440), (4392, 8845), (5220, 7442), (5307, 7320), (5490, 7076)]