172396980

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{2243}}^1$

素因数の和:2326

約数の個数: 144

約数和(自身を含む): 607711104

約数和(自身を除く): 435314124

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 61, 63, 70, 84, 90, 105, 122, 126, 140, 180, 183, 210, 244, 252, 305, 315, 366, 420, 427, 549, 610, 630, 732, 854, 915, 1098, 1220, 1260, 1281, 1708, 1830, 2135, 2196, 2243, 2562, 2745, 3660, 3843, 4270, 4486, 5124, 5490, 6405, 6729, 7686, 8540, 8972, 10980, 11215, 12810, 13458, 15372, 15701, 19215, 20187, 22430, 25620, 26916, 31402, 33645, 38430, 40374, 44860, 47103, 62804, 67290, 76860, 78505, 80748, 94206, 100935, 134580, 136823, 141309, 157010, 188412, 201870, 235515, 273646, 282618, 314020, 403740, 410469, 471030, 547292, 565236, 684115, 706545, 820938, 942060, 957761, 1231407, 1368230, 1413090, 1641876, 1915522, 2052345, 2462814, 2736460, 2826180, 2873283, 3831044, 4104690, 4788805, 4925628, 5746566, 6157035, 8209380, 8619849, 9577610, 11493132, 12314070, 14366415, 17239698, 19155220, 24628140, 28732830, 34479396, 43099245, 57465660, 86198490, 172396980]

約数ペア:

[(1, 172396980), (2, 86198490), (3, 57465660), (4, 43099245), (5, 34479396), (6, 28732830), (7, 24628140), (9, 19155220), (10, 17239698), (12, 14366415), (14, 12314070), (15, 11493132), (18, 9577610), (20, 8619849), (21, 8209380), (28, 6157035), (30, 5746566), (35, 4925628), (36, 4788805), (42, 4104690), (45, 3831044), (60, 2873283), (61, 2826180), (63, 2736460), (70, 2462814), (84, 2052345), (90, 1915522), (105, 1641876), (122, 1413090), (126, 1368230), (140, 1231407), (180, 957761), (183, 942060), (210, 820938), (244, 706545), (252, 684115), (305, 565236), (315, 547292), (366, 471030), (420, 410469), (427, 403740), (549, 314020), (610, 282618), (630, 273646), (732, 235515), (854, 201870), (915, 188412), (1098, 157010), (1220, 141309), (1260, 136823), (1281, 134580), (1708, 100935), (1830, 94206), (2135, 80748), (2196, 78505), (2243, 76860), (2562, 67290), (2745, 62804), (3660, 47103), (3843, 44860), (4270, 40374), (4486, 38430), (5124, 33645), (5490, 31402), (6405, 26916), (6729, 25620), (7686, 22430), (8540, 20187), (8972, 19215), (10980, 15701), (11215, 15372), (12810, 13458)]