438266840

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:214

約数の個数: 192

約数和(自身を含む): 1176698880

約数和(自身を除く): 738432040

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 31, 40, 44, 46, 55, 62, 88, 92, 110, 115, 121, 124, 127, 155, 184, 220, 230, 242, 248, 253, 254, 310, 341, 440, 460, 484, 506, 508, 605, 620, 635, 682, 713, 920, 968, 1012, 1016, 1210, 1240, 1265, 1270, 1364, 1397, 1426, 1705, 2024, 2420, 2530, 2540, 2728, 2783, 2794, 2852, 2921, 3410, 3565, 3751, 3937, 4840, 5060, 5080, 5566, 5588, 5704, 5842, 6820, 6985, 7130, 7502, 7843, 7874, 10120, 11132, 11176, 11684, 13640, 13915, 13970, 14260, 14605, 15004, 15367, 15686, 15748, 18755, 19685, 22264, 23368, 27830, 27940, 28520, 29210, 30008, 30734, 31372, 31496, 32131, 37510, 39215, 39370, 43307, 55660, 55880, 58420, 61468, 62744, 64262, 75020, 76835, 78430, 78740, 86273, 86614, 90551, 111320, 116840, 122936, 128524, 150040, 153670, 156860, 157480, 160655, 172546, 173228, 181102, 216535, 257048, 307340, 313720, 321310, 345092, 346456, 353441, 362204, 431365, 433070, 452755, 476377, 614680, 642620, 690184, 706882, 724408, 862730, 866140, 905510, 952754, 996061, 1285240, 1413764, 1725460, 1732280, 1767205, 1811020, 1905508, 1992122, 2381885, 2827528, 3450920, 3534410, 3622040, 3811016, 3984244, 4763770, 4980305, 7068820, 7968488, 9527540, 9960610, 10956671, 14137640, 19055080, 19921220, 21913342, 39842440, 43826684, 54783355, 87653368, 109566710, 219133420, 438266840]

約数ペア:

[(1, 438266840), (2, 219133420), (4, 109566710), (5, 87653368), (8, 54783355), (10, 43826684), (11, 39842440), (20, 21913342), (22, 19921220), (23, 19055080), (31, 14137640), (40, 10956671), (44, 9960610), (46, 9527540), (55, 7968488), (62, 7068820), (88, 4980305), (92, 4763770), (110, 3984244), (115, 3811016), (121, 3622040), (124, 3534410), (127, 3450920), (155, 2827528), (184, 2381885), (220, 1992122), (230, 1905508), (242, 1811020), (248, 1767205), (253, 1732280), (254, 1725460), (310, 1413764), (341, 1285240), (440, 996061), (460, 952754), (484, 905510), (506, 866140), (508, 862730), (605, 724408), (620, 706882), (635, 690184), (682, 642620), (713, 614680), (920, 476377), (968, 452755), (1012, 433070), (1016, 431365), (1210, 362204), (1240, 353441), (1265, 346456), (1270, 345092), (1364, 321310), (1397, 313720), (1426, 307340), (1705, 257048), (2024, 216535), (2420, 181102), (2530, 173228), (2540, 172546), (2728, 160655), (2783, 157480), (2794, 156860), (2852, 153670), (2921, 150040), (3410, 128524), (3565, 122936), (3751, 116840), (3937, 111320), (4840, 90551), (5060, 86614), (5080, 86273), (5566, 78740), (5588, 78430), (5704, 76835), (5842, 75020), (6820, 64262), (6985, 62744), (7130, 61468), (7502, 58420), (7843, 55880), (7874, 55660), (10120, 43307), (11132, 39370), (11176, 39215), (11684, 37510), (13640, 32131), (13915, 31496), (13970, 31372), (14260, 30734), (14605, 30008), (15004, 29210), (15367, 28520), (15686, 27940), (15748, 27830), (18755, 23368), (19685, 22264)]