79921800

素因数分解:

$2^3\times 3^2\times 5^2\times 7^1\times {\mathrm{6343}}^1$

素因数の和:6372

約数の個数: 144

約数和(自身を含む): 306795840

約数和(自身を除く): 226874040

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 28, 30, 35, 36, 40, 42, 45, 50, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 120, 126, 140, 150, 168, 175, 180, 200, 210, 225, 252, 280, 300, 315, 350, 360, 420, 450, 504, 525, 600, 630, 700, 840, 900, 1050, 1260, 1400, 1575, 1800, 2100, 2520, 3150, 4200, 6300, 6343, 12600, 12686, 19029, 25372, 31715, 38058, 44401, 50744, 57087, 63430, 76116, 88802, 95145, 114174, 126860, 133203, 152232, 158575, 177604, 190290, 222005, 228348, 253720, 266406, 285435, 317150, 355208, 380580, 399609, 444010, 456696, 475725, 532812, 570870, 634300, 666015, 761160, 799218, 888020, 951450, 1065624, 1110025, 1141740, 1268600, 1332030, 1427175, 1598436, 1776040, 1902900, 1998045, 2220050, 2283480, 2664060, 2854350, 3196872, 3330075, 3805800, 3996090, 4440100, 5328120, 5708700, 6660150, 7992180, 8880200, 9990225, 11417400, 13320300, 15984360, 19980450, 26640600, 39960900, 79921800]

約数ペア:

[(1, 79921800), (2, 39960900), (3, 26640600), (4, 19980450), (5, 15984360), (6, 13320300), (7, 11417400), (8, 9990225), (9, 8880200), (10, 7992180), (12, 6660150), (14, 5708700), (15, 5328120), (18, 4440100), (20, 3996090), (21, 3805800), (24, 3330075), (25, 3196872), (28, 2854350), (30, 2664060), (35, 2283480), (36, 2220050), (40, 1998045), (42, 1902900), (45, 1776040), (50, 1598436), (56, 1427175), (60, 1332030), (63, 1268600), (70, 1141740), (72, 1110025), (75, 1065624), (84, 951450), (90, 888020), (100, 799218), (105, 761160), (120, 666015), (126, 634300), (140, 570870), (150, 532812), (168, 475725), (175, 456696), (180, 444010), (200, 399609), (210, 380580), (225, 355208), (252, 317150), (280, 285435), (300, 266406), (315, 253720), (350, 228348), (360, 222005), (420, 190290), (450, 177604), (504, 158575), (525, 152232), (600, 133203), (630, 126860), (700, 114174), (840, 95145), (900, 88802), (1050, 76116), (1260, 63430), (1400, 57087), (1575, 50744), (1800, 44401), (2100, 38058), (2520, 31715), (3150, 25372), (4200, 19029), (6300, 12686), (6343, 12600)]