2100537540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{239}}^1\times {\mathrm{311}}^1$

素因数の和:722

約数の個数: 144

約数和(自身を含む): 6459747840

約数和(自身を除く): 4359210300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 157, 180, 239, 311, 314, 471, 478, 622, 628, 717, 785, 933, 942, 956, 1195, 1244, 1413, 1434, 1555, 1570, 1866, 1884, 2151, 2355, 2390, 2799, 2826, 2868, 3110, 3140, 3585, 3732, 4302, 4665, 4710, 4780, 5598, 5652, 6220, 7065, 7170, 8604, 9330, 9420, 10755, 11196, 13995, 14130, 14340, 18660, 21510, 27990, 28260, 37523, 43020, 48827, 55980, 74329, 75046, 97654, 112569, 146481, 148658, 150092, 187615, 195308, 222987, 225138, 244135, 292962, 297316, 337707, 371645, 375230, 439443, 445974, 450276, 488270, 562845, 585924, 668961, 675414, 732405, 743290, 750460, 878886, 891948, 976540, 1114935, 1125690, 1337922, 1350828, 1464810, 1486580, 1688535, 1757772, 2197215, 2229870, 2251380, 2675844, 2929620, 3344805, 3377070, 4394430, 4459740, 6689610, 6754140, 8788860, 11669653, 13379220, 23339306, 35008959, 46678612, 58348265, 70017918, 105026877, 116696530, 140035836, 175044795, 210053754, 233393060, 350089590, 420107508, 525134385, 700179180, 1050268770, 2100537540]

約数ペア:

[(1, 2100537540), (2, 1050268770), (3, 700179180), (4, 525134385), (5, 420107508), (6, 350089590), (9, 233393060), (10, 210053754), (12, 175044795), (15, 140035836), (18, 116696530), (20, 105026877), (30, 70017918), (36, 58348265), (45, 46678612), (60, 35008959), (90, 23339306), (157, 13379220), (180, 11669653), (239, 8788860), (311, 6754140), (314, 6689610), (471, 4459740), (478, 4394430), (622, 3377070), (628, 3344805), (717, 2929620), (785, 2675844), (933, 2251380), (942, 2229870), (956, 2197215), (1195, 1757772), (1244, 1688535), (1413, 1486580), (1434, 1464810), (1555, 1350828), (1570, 1337922), (1866, 1125690), (1884, 1114935), (2151, 976540), (2355, 891948), (2390, 878886), (2799, 750460), (2826, 743290), (2868, 732405), (3110, 675414), (3140, 668961), (3585, 585924), (3732, 562845), (4302, 488270), (4665, 450276), (4710, 445974), (4780, 439443), (5598, 375230), (5652, 371645), (6220, 337707), (7065, 297316), (7170, 292962), (8604, 244135), (9330, 225138), (9420, 222987), (10755, 195308), (11196, 187615), (13995, 150092), (14130, 148658), (14340, 146481), (18660, 112569), (21510, 97654), (27990, 75046), (28260, 74329), (37523, 55980), (43020, 48827)]