220438320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{557}}^1$

素因数の和:687

約数の個数: 160

約数和(自身を含む): 732328128

約数和(自身を除く): 511889808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 97, 102, 120, 136, 170, 194, 204, 240, 255, 272, 291, 340, 388, 408, 485, 510, 557, 582, 680, 776, 816, 970, 1020, 1114, 1164, 1360, 1455, 1552, 1649, 1671, 1940, 2040, 2228, 2328, 2785, 2910, 3298, 3342, 3880, 4080, 4456, 4656, 4947, 5570, 5820, 6596, 6684, 7760, 8245, 8355, 8912, 9469, 9894, 11140, 11640, 13192, 13368, 16490, 16710, 18938, 19788, 22280, 23280, 24735, 26384, 26736, 28407, 32980, 33420, 37876, 39576, 44560, 47345, 49470, 54029, 56814, 65960, 66840, 75752, 79152, 94690, 98940, 108058, 113628, 131920, 133680, 142035, 151504, 162087, 189380, 197880, 216116, 227256, 270145, 284070, 324174, 378760, 395760, 432232, 454512, 540290, 568140, 648348, 757520, 810435, 864464, 918493, 1080580, 1136280, 1296696, 1620870, 1836986, 2161160, 2272560, 2593392, 2755479, 3241740, 3673972, 4322320, 4592465, 5510958, 6483480, 7347944, 9184930, 11021916, 12966960, 13777395, 14695888, 18369860, 22043832, 27554790, 36739720, 44087664, 55109580, 73479440, 110219160, 220438320]

約数ペア:

[(1, 220438320), (2, 110219160), (3, 73479440), (4, 55109580), (5, 44087664), (6, 36739720), (8, 27554790), (10, 22043832), (12, 18369860), (15, 14695888), (16, 13777395), (17, 12966960), (20, 11021916), (24, 9184930), (30, 7347944), (34, 6483480), (40, 5510958), (48, 4592465), (51, 4322320), (60, 3673972), (68, 3241740), (80, 2755479), (85, 2593392), (97, 2272560), (102, 2161160), (120, 1836986), (136, 1620870), (170, 1296696), (194, 1136280), (204, 1080580), (240, 918493), (255, 864464), (272, 810435), (291, 757520), (340, 648348), (388, 568140), (408, 540290), (485, 454512), (510, 432232), (557, 395760), (582, 378760), (680, 324174), (776, 284070), (816, 270145), (970, 227256), (1020, 216116), (1114, 197880), (1164, 189380), (1360, 162087), (1455, 151504), (1552, 142035), (1649, 133680), (1671, 131920), (1940, 113628), (2040, 108058), (2228, 98940), (2328, 94690), (2785, 79152), (2910, 75752), (3298, 66840), (3342, 65960), (3880, 56814), (4080, 54029), (4456, 49470), (4656, 47345), (4947, 44560), (5570, 39576), (5820, 37876), (6596, 33420), (6684, 32980), (7760, 28407), (8245, 26736), (8355, 26384), (8912, 24735), (9469, 23280), (9894, 22280), (11140, 19788), (11640, 18938), (13192, 16710), (13368, 16490)]