28423200

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{911}}^1$

素因数の和:947

約数の個数: 144

約数和(自身を含む): 99743616

約数和(自身を除く): 71320416

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 65, 75, 78, 80, 96, 100, 104, 120, 130, 150, 156, 160, 195, 200, 208, 240, 260, 300, 312, 325, 390, 400, 416, 480, 520, 600, 624, 650, 780, 800, 911, 975, 1040, 1200, 1248, 1300, 1560, 1822, 1950, 2080, 2400, 2600, 2733, 3120, 3644, 3900, 4555, 5200, 5466, 6240, 7288, 7800, 9110, 10400, 10932, 11843, 13665, 14576, 15600, 18220, 21864, 22775, 23686, 27330, 29152, 31200, 35529, 36440, 43728, 45550, 47372, 54660, 59215, 68325, 71058, 72880, 87456, 91100, 94744, 109320, 118430, 136650, 142116, 145760, 177645, 182200, 189488, 218640, 236860, 273300, 284232, 296075, 355290, 364400, 378976, 437280, 473720, 546600, 568464, 592150, 710580, 728800, 888225, 947440, 1093200, 1136928, 1184300, 1421160, 1776450, 1894880, 2186400, 2368600, 2842320, 3552900, 4737200, 5684640, 7105800, 9474400, 14211600, 28423200]

約数ペア:

[(1, 28423200), (2, 14211600), (3, 9474400), (4, 7105800), (5, 5684640), (6, 4737200), (8, 3552900), (10, 2842320), (12, 2368600), (13, 2186400), (15, 1894880), (16, 1776450), (20, 1421160), (24, 1184300), (25, 1136928), (26, 1093200), (30, 947440), (32, 888225), (39, 728800), (40, 710580), (48, 592150), (50, 568464), (52, 546600), (60, 473720), (65, 437280), (75, 378976), (78, 364400), (80, 355290), (96, 296075), (100, 284232), (104, 273300), (120, 236860), (130, 218640), (150, 189488), (156, 182200), (160, 177645), (195, 145760), (200, 142116), (208, 136650), (240, 118430), (260, 109320), (300, 94744), (312, 91100), (325, 87456), (390, 72880), (400, 71058), (416, 68325), (480, 59215), (520, 54660), (600, 47372), (624, 45550), (650, 43728), (780, 36440), (800, 35529), (911, 31200), (975, 29152), (1040, 27330), (1200, 23686), (1248, 22775), (1300, 21864), (1560, 18220), (1822, 15600), (1950, 14576), (2080, 13665), (2400, 11843), (2600, 10932), (2733, 10400), (3120, 9110), (3644, 7800), (3900, 7288), (4555, 6240), (5200, 5466)]