306502140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31729}}^1$

素因数の和:31771

約数の個数: 96

約数和(自身を含む): 1023482880

約数和(自身を除く): 716980740

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 23, 28, 30, 35, 42, 46, 60, 69, 70, 84, 92, 105, 115, 138, 140, 161, 210, 230, 276, 322, 345, 420, 460, 483, 644, 690, 805, 966, 1380, 1610, 1932, 2415, 3220, 4830, 9660, 31729, 63458, 95187, 126916, 158645, 190374, 222103, 317290, 380748, 444206, 475935, 634580, 666309, 729767, 888412, 951870, 1110515, 1332618, 1459534, 1903740, 2189301, 2221030, 2665236, 2919068, 3331545, 3648835, 4378602, 4442060, 5108369, 6663090, 7297670, 8757204, 10216738, 10946505, 13326180, 14595340, 15325107, 20433476, 21893010, 25541845, 30650214, 43786020, 51083690, 61300428, 76625535, 102167380, 153251070, 306502140]

約数ペア:

[(1, 306502140), (2, 153251070), (3, 102167380), (4, 76625535), (5, 61300428), (6, 51083690), (7, 43786020), (10, 30650214), (12, 25541845), (14, 21893010), (15, 20433476), (20, 15325107), (21, 14595340), (23, 13326180), (28, 10946505), (30, 10216738), (35, 8757204), (42, 7297670), (46, 6663090), (60, 5108369), (69, 4442060), (70, 4378602), (84, 3648835), (92, 3331545), (105, 2919068), (115, 2665236), (138, 2221030), (140, 2189301), (161, 1903740), (210, 1459534), (230, 1332618), (276, 1110515), (322, 951870), (345, 888412), (420, 729767), (460, 666309), (483, 634580), (644, 475935), (690, 444206), (805, 380748), (966, 317290), (1380, 222103), (1610, 190374), (1932, 158645), (2415, 126916), (3220, 95187), (4830, 63458), (9660, 31729)]