1689120

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1$

素因数の和:64

約数の個数: 192

約数和(自身を含む): 6531840

約数和(自身を除く): 4842720

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 23, 24, 27, 30, 32, 34, 36, 40, 45, 46, 48, 51, 54, 60, 68, 69, 72, 80, 85, 90, 92, 96, 102, 108, 115, 120, 135, 136, 138, 144, 153, 160, 170, 180, 184, 204, 207, 216, 230, 240, 255, 270, 272, 276, 288, 306, 340, 345, 360, 368, 391, 408, 414, 432, 459, 460, 480, 510, 540, 544, 552, 612, 621, 680, 690, 720, 736, 765, 782, 816, 828, 864, 918, 920, 1020, 1035, 1080, 1104, 1173, 1224, 1242, 1360, 1380, 1440, 1530, 1564, 1632, 1656, 1836, 1840, 1955, 2040, 2070, 2160, 2208, 2295, 2346, 2448, 2484, 2720, 2760, 3060, 3105, 3128, 3312, 3519, 3672, 3680, 3910, 4080, 4140, 4320, 4590, 4692, 4896, 4968, 5520, 5865, 6120, 6210, 6256, 6624, 7038, 7344, 7820, 8160, 8280, 9180, 9384, 9936, 10557, 11040, 11730, 12240, 12420, 12512, 14076, 14688, 15640, 16560, 17595, 18360, 18768, 19872, 21114, 23460, 24480, 24840, 28152, 31280, 33120, 35190, 36720, 37536, 42228, 46920, 49680, 52785, 56304, 62560, 70380, 73440, 84456, 93840, 99360, 105570, 112608, 140760, 168912, 187680, 211140, 281520, 337824, 422280, 563040, 844560, 1689120]

約数ペア:

[(1, 1689120), (2, 844560), (3, 563040), (4, 422280), (5, 337824), (6, 281520), (8, 211140), (9, 187680), (10, 168912), (12, 140760), (15, 112608), (16, 105570), (17, 99360), (18, 93840), (20, 84456), (23, 73440), (24, 70380), (27, 62560), (30, 56304), (32, 52785), (34, 49680), (36, 46920), (40, 42228), (45, 37536), (46, 36720), (48, 35190), (51, 33120), (54, 31280), (60, 28152), (68, 24840), (69, 24480), (72, 23460), (80, 21114), (85, 19872), (90, 18768), (92, 18360), (96, 17595), (102, 16560), (108, 15640), (115, 14688), (120, 14076), (135, 12512), (136, 12420), (138, 12240), (144, 11730), (153, 11040), (160, 10557), (170, 9936), (180, 9384), (184, 9180), (204, 8280), (207, 8160), (216, 7820), (230, 7344), (240, 7038), (255, 6624), (270, 6256), (272, 6210), (276, 6120), (288, 5865), (306, 5520), (340, 4968), (345, 4896), (360, 4692), (368, 4590), (391, 4320), (408, 4140), (414, 4080), (432, 3910), (459, 3680), (460, 3672), (480, 3519), (510, 3312), (540, 3128), (544, 3105), (552, 3060), (612, 2760), (621, 2720), (680, 2484), (690, 2448), (720, 2346), (736, 2295), (765, 2208), (782, 2160), (816, 2070), (828, 2040), (864, 1955), (918, 1840), (920, 1836), (1020, 1656), (1035, 1632), (1080, 1564), (1104, 1530), (1173, 1440), (1224, 1380), (1242, 1360)]