51441840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1931}}^1$

素因数の和:1987

約数の個数: 120

約数和(自身を含む): 177519888

約数和(自身を除く): 126078048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 37, 40, 45, 48, 60, 72, 74, 80, 90, 111, 120, 144, 148, 180, 185, 222, 240, 296, 333, 360, 370, 444, 555, 592, 666, 720, 740, 888, 1110, 1332, 1480, 1665, 1776, 1931, 2220, 2664, 2960, 3330, 3862, 4440, 5328, 5793, 6660, 7724, 8880, 9655, 11586, 13320, 15448, 17379, 19310, 23172, 26640, 28965, 30896, 34758, 38620, 46344, 57930, 69516, 71447, 77240, 86895, 92688, 115860, 139032, 142894, 154480, 173790, 214341, 231720, 278064, 285788, 347580, 357235, 428682, 463440, 571576, 643023, 695160, 714470, 857364, 1071705, 1143152, 1286046, 1390320, 1428940, 1714728, 2143410, 2572092, 2857880, 3215115, 3429456, 4286820, 5144184, 5715760, 6430230, 8573640, 10288368, 12860460, 17147280, 25720920, 51441840]

約数ペア:

[(1, 51441840), (2, 25720920), (3, 17147280), (4, 12860460), (5, 10288368), (6, 8573640), (8, 6430230), (9, 5715760), (10, 5144184), (12, 4286820), (15, 3429456), (16, 3215115), (18, 2857880), (20, 2572092), (24, 2143410), (30, 1714728), (36, 1428940), (37, 1390320), (40, 1286046), (45, 1143152), (48, 1071705), (60, 857364), (72, 714470), (74, 695160), (80, 643023), (90, 571576), (111, 463440), (120, 428682), (144, 357235), (148, 347580), (180, 285788), (185, 278064), (222, 231720), (240, 214341), (296, 173790), (333, 154480), (360, 142894), (370, 139032), (444, 115860), (555, 92688), (592, 86895), (666, 77240), (720, 71447), (740, 69516), (888, 57930), (1110, 46344), (1332, 38620), (1480, 34758), (1665, 30896), (1776, 28965), (1931, 26640), (2220, 23172), (2664, 19310), (2960, 17379), (3330, 15448), (3862, 13320), (4440, 11586), (5328, 9655), (5793, 8880), (6660, 7724)]