248515440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{54499}}^1$

素因数の和:54534

約数の個数: 80

約数和(自身を含む): 810960000

約数和(自身を除く): 562444560

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 54499, 108998, 163497, 217996, 272495, 326994, 435992, 544990, 653988, 817485, 871984, 1035481, 1089980, 1307976, 1634970, 2070962, 2179960, 2615952, 3106443, 3269940, 4141924, 4359920, 5177405, 6212886, 6539880, 8283848, 10354810, 12425772, 13079760, 15532215, 16567696, 20709620, 24851544, 31064430, 41419240, 49703088, 62128860, 82838480, 124257720, 248515440]

約数ペア:

[(1, 248515440), (2, 124257720), (3, 82838480), (4, 62128860), (5, 49703088), (6, 41419240), (8, 31064430), (10, 24851544), (12, 20709620), (15, 16567696), (16, 15532215), (19, 13079760), (20, 12425772), (24, 10354810), (30, 8283848), (38, 6539880), (40, 6212886), (48, 5177405), (57, 4359920), (60, 4141924), (76, 3269940), (80, 3106443), (95, 2615952), (114, 2179960), (120, 2070962), (152, 1634970), (190, 1307976), (228, 1089980), (240, 1035481), (285, 871984), (304, 817485), (380, 653988), (456, 544990), (570, 435992), (760, 326994), (912, 272495), (1140, 217996), (1520, 163497), (2280, 108998), (4560, 54499)]