1881738720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{68777}}^1$

素因数の和:68817

約数の個数: 144

約数和(自身を含む): 6759501840

約数和(自身を除く): 4877763120

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, 456, 480, 570, 608, 684, 720, 760, 855, 912, 1140, 1368, 1440, 1520, 1710, 1824, 2280, 2736, 3040, 3420, 4560, 5472, 6840, 9120, 13680, 27360, 68777, 137554, 206331, 275108, 343885, 412662, 550216, 618993, 687770, 825324, 1031655, 1100432, 1237986, 1306763, 1375540, 1650648, 2063310, 2200864, 2475972, 2613526, 2751080, 3094965, 3301296, 3920289, 4126620, 4951944, 5227052, 5502160, 6189930, 6533815, 6602592, 7840578, 8253240, 9903888, 10454104, 11004320, 11760867, 12379860, 13067630, 15681156, 16506480, 19601445, 19807776, 20908208, 23521734, 24759720, 26135260, 31362312, 33012960, 39202890, 41816416, 47043468, 49519440, 52270520, 58804335, 62724624, 78405780, 94086936, 99038880, 104541040, 117608670, 125449248, 156811560, 188173872, 209082080, 235217340, 313623120, 376347744, 470434680, 627246240, 940869360, 1881738720]

約数ペア:

[(1, 1881738720), (2, 940869360), (3, 627246240), (4, 470434680), (5, 376347744), (6, 313623120), (8, 235217340), (9, 209082080), (10, 188173872), (12, 156811560), (15, 125449248), (16, 117608670), (18, 104541040), (19, 99038880), (20, 94086936), (24, 78405780), (30, 62724624), (32, 58804335), (36, 52270520), (38, 49519440), (40, 47043468), (45, 41816416), (48, 39202890), (57, 33012960), (60, 31362312), (72, 26135260), (76, 24759720), (80, 23521734), (90, 20908208), (95, 19807776), (96, 19601445), (114, 16506480), (120, 15681156), (144, 13067630), (152, 12379860), (160, 11760867), (171, 11004320), (180, 10454104), (190, 9903888), (228, 8253240), (240, 7840578), (285, 6602592), (288, 6533815), (304, 6189930), (342, 5502160), (360, 5227052), (380, 4951944), (456, 4126620), (480, 3920289), (570, 3301296), (608, 3094965), (684, 2751080), (720, 2613526), (760, 2475972), (855, 2200864), (912, 2063310), (1140, 1650648), (1368, 1375540), (1440, 1306763), (1520, 1237986), (1710, 1100432), (1824, 1031655), (2280, 825324), (2736, 687770), (3040, 618993), (3420, 550216), (4560, 412662), (5472, 343885), (6840, 275108), (9120, 206331), (13680, 137554), (27360, 68777)]