742455840

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{31567}}^1$

素因数の和:31599

約数の個数: 144

約数和(自身を含む): 2720656512

約数和(自身を除く): 1978200672

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 31567, 63134, 94701, 126268, 157835, 189402, 220969, 252536, 315670, 378804, 441938, 473505, 505072, 631340, 662907, 757608, 883876, 947010, 1010144, 1104845, 1262680, 1325814, 1515216, 1546783, 1767752, 1894020, 2209690, 2525360, 2651628, 3030432, 3093566, 3314535, 3535504, 3788040, 4419380, 4640349, 5050720, 5303256, 6187132, 6629070, 7071008, 7576080, 7733915, 8838760, 9280698, 10606512, 12374264, 13258140, 15152160, 15467830, 17677520, 18561396, 21213024, 23201745, 24748528, 26516280, 30935660, 35355040, 37122792, 46403490, 49497056, 53032560, 61871320, 74245584, 92806980, 106065120, 123742640, 148491168, 185613960, 247485280, 371227920, 742455840]

約数ペア:

[(1, 742455840), (2, 371227920), (3, 247485280), (4, 185613960), (5, 148491168), (6, 123742640), (7, 106065120), (8, 92806980), (10, 74245584), (12, 61871320), (14, 53032560), (15, 49497056), (16, 46403490), (20, 37122792), (21, 35355040), (24, 30935660), (28, 26516280), (30, 24748528), (32, 23201745), (35, 21213024), (40, 18561396), (42, 17677520), (48, 15467830), (49, 15152160), (56, 13258140), (60, 12374264), (70, 10606512), (80, 9280698), (84, 8838760), (96, 7733915), (98, 7576080), (105, 7071008), (112, 6629070), (120, 6187132), (140, 5303256), (147, 5050720), (160, 4640349), (168, 4419380), (196, 3788040), (210, 3535504), (224, 3314535), (240, 3093566), (245, 3030432), (280, 2651628), (294, 2525360), (336, 2209690), (392, 1894020), (420, 1767752), (480, 1546783), (490, 1515216), (560, 1325814), (588, 1262680), (672, 1104845), (735, 1010144), (784, 947010), (840, 883876), (980, 757608), (1120, 662907), (1176, 631340), (1470, 505072), (1568, 473505), (1680, 441938), (1960, 378804), (2352, 315670), (2940, 252536), (3360, 220969), (3920, 189402), (4704, 157835), (5880, 126268), (7840, 94701), (11760, 63134), (23520, 31567)]