12120480

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{443}}^1$

素因数の和:483

約数の個数: 144

約数和(自身を含む): 43636320

約数和(自身を除く): 31515840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 32, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 96, 114, 120, 144, 152, 160, 171, 180, 190, 228, 240, 285, 288, 304, 342, 360, 380, 443, 456, 480, 570, 608, 684, 720, 760, 855, 886, 912, 1140, 1329, 1368, 1440, 1520, 1710, 1772, 1824, 2215, 2280, 2658, 2736, 3040, 3420, 3544, 3987, 4430, 4560, 5316, 5472, 6645, 6840, 7088, 7974, 8417, 8860, 9120, 10632, 13290, 13680, 14176, 15948, 16834, 17720, 19935, 21264, 25251, 26580, 27360, 31896, 33668, 35440, 39870, 42085, 42528, 50502, 53160, 63792, 67336, 70880, 75753, 79740, 84170, 101004, 106320, 126255, 127584, 134672, 151506, 159480, 168340, 202008, 212640, 252510, 269344, 303012, 318960, 336680, 378765, 404016, 505020, 606024, 637920, 673360, 757530, 808032, 1010040, 1212048, 1346720, 1515060, 2020080, 2424096, 3030120, 4040160, 6060240, 12120480]

約数ペア:

[(1, 12120480), (2, 6060240), (3, 4040160), (4, 3030120), (5, 2424096), (6, 2020080), (8, 1515060), (9, 1346720), (10, 1212048), (12, 1010040), (15, 808032), (16, 757530), (18, 673360), (19, 637920), (20, 606024), (24, 505020), (30, 404016), (32, 378765), (36, 336680), (38, 318960), (40, 303012), (45, 269344), (48, 252510), (57, 212640), (60, 202008), (72, 168340), (76, 159480), (80, 151506), (90, 134672), (95, 127584), (96, 126255), (114, 106320), (120, 101004), (144, 84170), (152, 79740), (160, 75753), (171, 70880), (180, 67336), (190, 63792), (228, 53160), (240, 50502), (285, 42528), (288, 42085), (304, 39870), (342, 35440), (360, 33668), (380, 31896), (443, 27360), (456, 26580), (480, 25251), (570, 21264), (608, 19935), (684, 17720), (720, 16834), (760, 15948), (855, 14176), (886, 13680), (912, 13290), (1140, 10632), (1329, 9120), (1368, 8860), (1440, 8417), (1520, 7974), (1710, 7088), (1772, 6840), (1824, 6645), (2215, 5472), (2280, 5316), (2658, 4560), (2736, 4430), (3040, 3987), (3420, 3544)]