628783920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{23603}}^1$

素因数の和:23659

約数の個数: 120

約数和(自身を含む): 2168829936

約数和(自身を除く): 1540046016

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, 2220, 2664, 2960, 3330, 4440, 5328, 6660, 8880, 13320, 23603, 26640, 47206, 70809, 94412, 118015, 141618, 188824, 212427, 236030, 283236, 354045, 377648, 424854, 472060, 566472, 708090, 849708, 873311, 944120, 1062135, 1132944, 1416180, 1699416, 1746622, 1888240, 2124270, 2619933, 2832360, 3398832, 3493244, 4248540, 4366555, 5239866, 5664720, 6986488, 7859799, 8497080, 8733110, 10479732, 13099665, 13972976, 15719598, 16994160, 17466220, 20959464, 26199330, 31439196, 34932440, 39298995, 41918928, 52398660, 62878392, 69864880, 78597990, 104797320, 125756784, 157195980, 209594640, 314391960, 628783920]

約数ペア:

[(1, 628783920), (2, 314391960), (3, 209594640), (4, 157195980), (5, 125756784), (6, 104797320), (8, 78597990), (9, 69864880), (10, 62878392), (12, 52398660), (15, 41918928), (16, 39298995), (18, 34932440), (20, 31439196), (24, 26199330), (30, 20959464), (36, 17466220), (37, 16994160), (40, 15719598), (45, 13972976), (48, 13099665), (60, 10479732), (72, 8733110), (74, 8497080), (80, 7859799), (90, 6986488), (111, 5664720), (120, 5239866), (144, 4366555), (148, 4248540), (180, 3493244), (185, 3398832), (222, 2832360), (240, 2619933), (296, 2124270), (333, 1888240), (360, 1746622), (370, 1699416), (444, 1416180), (555, 1132944), (592, 1062135), (666, 944120), (720, 873311), (740, 849708), (888, 708090), (1110, 566472), (1332, 472060), (1480, 424854), (1665, 377648), (1776, 354045), (2220, 283236), (2664, 236030), (2960, 212427), (3330, 188824), (4440, 141618), (5328, 118015), (6660, 94412), (8880, 70809), (13320, 47206), (23603, 26640)]