199745100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{11681}}^1$

素因数の和:11720

約数の個数: 108

約数和(自身を含む): 659098440

約数和(自身を除く): 459353340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 25, 30, 36, 38, 45, 50, 57, 60, 75, 76, 90, 95, 100, 114, 150, 171, 180, 190, 225, 228, 285, 300, 342, 380, 450, 475, 570, 684, 855, 900, 950, 1140, 1425, 1710, 1900, 2850, 3420, 4275, 5700, 8550, 11681, 17100, 23362, 35043, 46724, 58405, 70086, 105129, 116810, 140172, 175215, 210258, 221939, 233620, 292025, 350430, 420516, 443878, 525645, 584050, 665817, 700860, 876075, 887756, 1051290, 1109695, 1168100, 1331634, 1752150, 1997451, 2102580, 2219390, 2628225, 2663268, 3329085, 3504300, 3994902, 4438780, 5256450, 5548475, 6658170, 7989804, 9987255, 10512900, 11096950, 13316340, 16645425, 19974510, 22193900, 33290850, 39949020, 49936275, 66581700, 99872550, 199745100]

約数ペア:

[(1, 199745100), (2, 99872550), (3, 66581700), (4, 49936275), (5, 39949020), (6, 33290850), (9, 22193900), (10, 19974510), (12, 16645425), (15, 13316340), (18, 11096950), (19, 10512900), (20, 9987255), (25, 7989804), (30, 6658170), (36, 5548475), (38, 5256450), (45, 4438780), (50, 3994902), (57, 3504300), (60, 3329085), (75, 2663268), (76, 2628225), (90, 2219390), (95, 2102580), (100, 1997451), (114, 1752150), (150, 1331634), (171, 1168100), (180, 1109695), (190, 1051290), (225, 887756), (228, 876075), (285, 700860), (300, 665817), (342, 584050), (380, 525645), (450, 443878), (475, 420516), (570, 350430), (684, 292025), (855, 233620), (900, 221939), (950, 210258), (1140, 175215), (1425, 140172), (1710, 116810), (1900, 105129), (2850, 70086), (3420, 58405), (4275, 46724), (5700, 35043), (8550, 23362), (11681, 17100)]