307720140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{56359}}^1$

素因数の和:56391

約数の個数: 96

約数和(自身を含む): 1060469760

約数和(自身を除く): 752749620

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 182, 195, 210, 260, 273, 364, 390, 420, 455, 546, 780, 910, 1092, 1365, 1820, 2730, 5460, 56359, 112718, 169077, 225436, 281795, 338154, 394513, 563590, 676308, 732667, 789026, 845385, 1127180, 1183539, 1465334, 1578052, 1690770, 1972565, 2198001, 2367078, 2930668, 3381540, 3663335, 3945130, 4396002, 4734156, 5128669, 5917695, 7326670, 7890260, 8792004, 10257338, 10990005, 11835390, 14653340, 15386007, 20514676, 21980010, 23670780, 25643345, 30772014, 43960020, 51286690, 61544028, 76930035, 102573380, 153860070, 307720140]

約数ペア:

[(1, 307720140), (2, 153860070), (3, 102573380), (4, 76930035), (5, 61544028), (6, 51286690), (7, 43960020), (10, 30772014), (12, 25643345), (13, 23670780), (14, 21980010), (15, 20514676), (20, 15386007), (21, 14653340), (26, 11835390), (28, 10990005), (30, 10257338), (35, 8792004), (39, 7890260), (42, 7326670), (52, 5917695), (60, 5128669), (65, 4734156), (70, 4396002), (78, 3945130), (84, 3663335), (91, 3381540), (105, 2930668), (130, 2367078), (140, 2198001), (156, 1972565), (182, 1690770), (195, 1578052), (210, 1465334), (260, 1183539), (273, 1127180), (364, 845385), (390, 789026), (420, 732667), (455, 676308), (546, 563590), (780, 394513), (910, 338154), (1092, 281795), (1365, 225436), (1820, 169077), (2730, 112718), (5460, 56359)]