189864720

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{13879}}^1$

素因数の和:13917

約数の個数: 120

約数和(自身を含む): 671236800

約数和(自身を除く): 481372080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 13879, 27758, 41637, 55516, 69395, 83274, 111032, 124911, 138790, 166548, 208185, 222064, 249822, 263701, 277580, 333096, 416370, 499644, 527402, 555160, 624555, 666192, 791103, 832740, 999288, 1054804, 1110320, 1249110, 1318505, 1582206, 1665480, 1998576, 2109608, 2373309, 2498220, 2637010, 3164412, 3330960, 3955515, 4219216, 4746618, 4996440, 5274020, 6328824, 7911030, 9493236, 9992880, 10548040, 11866545, 12657648, 15822060, 18986472, 21096080, 23733090, 31644120, 37972944, 47466180, 63288240, 94932360, 189864720]

約数ペア:

[(1, 189864720), (2, 94932360), (3, 63288240), (4, 47466180), (5, 37972944), (6, 31644120), (8, 23733090), (9, 21096080), (10, 18986472), (12, 15822060), (15, 12657648), (16, 11866545), (18, 10548040), (19, 9992880), (20, 9493236), (24, 7911030), (30, 6328824), (36, 5274020), (38, 4996440), (40, 4746618), (45, 4219216), (48, 3955515), (57, 3330960), (60, 3164412), (72, 2637010), (76, 2498220), (80, 2373309), (90, 2109608), (95, 1998576), (114, 1665480), (120, 1582206), (144, 1318505), (152, 1249110), (171, 1110320), (180, 1054804), (190, 999288), (228, 832740), (240, 791103), (285, 666192), (304, 624555), (342, 555160), (360, 527402), (380, 499644), (456, 416370), (570, 333096), (684, 277580), (720, 263701), (760, 249822), (855, 222064), (912, 208185), (1140, 166548), (1368, 138790), (1520, 124911), (1710, 111032), (2280, 83274), (2736, 69395), (3420, 55516), (4560, 41637), (6840, 27758), (13680, 13879)]