215793720

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{149}}^2$

素因数の和:324

約数の個数: 144

約数和(自身を含む): 732218760

約数和(自身を除く): 516425040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 149, 162, 180, 216, 243, 270, 298, 324, 360, 405, 447, 486, 540, 596, 648, 745, 810, 894, 972, 1080, 1192, 1215, 1341, 1490, 1620, 1788, 1944, 2235, 2430, 2682, 2980, 3240, 3576, 4023, 4470, 4860, 5364, 5960, 6705, 8046, 8940, 9720, 10728, 12069, 13410, 16092, 17880, 20115, 22201, 24138, 26820, 32184, 36207, 40230, 44402, 48276, 53640, 60345, 66603, 72414, 80460, 88804, 96552, 111005, 120690, 133206, 144828, 160920, 177608, 181035, 199809, 222010, 241380, 266412, 289656, 333015, 362070, 399618, 444020, 482760, 532824, 599427, 666030, 724140, 799236, 888040, 999045, 1198854, 1332060, 1448280, 1598472, 1798281, 1998090, 2397708, 2664120, 2997135, 3596562, 3996180, 4795416, 5394843, 5994270, 7193124, 7992360, 8991405, 10789686, 11988540, 14386248, 17982810, 21579372, 23977080, 26974215, 35965620, 43158744, 53948430, 71931240, 107896860, 215793720]

約数ペア:

[(1, 215793720), (2, 107896860), (3, 71931240), (4, 53948430), (5, 43158744), (6, 35965620), (8, 26974215), (9, 23977080), (10, 21579372), (12, 17982810), (15, 14386248), (18, 11988540), (20, 10789686), (24, 8991405), (27, 7992360), (30, 7193124), (36, 5994270), (40, 5394843), (45, 4795416), (54, 3996180), (60, 3596562), (72, 2997135), (81, 2664120), (90, 2397708), (108, 1998090), (120, 1798281), (135, 1598472), (149, 1448280), (162, 1332060), (180, 1198854), (216, 999045), (243, 888040), (270, 799236), (298, 724140), (324, 666030), (360, 599427), (405, 532824), (447, 482760), (486, 444020), (540, 399618), (596, 362070), (648, 333015), (745, 289656), (810, 266412), (894, 241380), (972, 222010), (1080, 199809), (1192, 181035), (1215, 177608), (1341, 160920), (1490, 144828), (1620, 133206), (1788, 120690), (1944, 111005), (2235, 96552), (2430, 88804), (2682, 80460), (2980, 72414), (3240, 66603), (3576, 60345), (4023, 53640), (4470, 48276), (4860, 44402), (5364, 40230), (5960, 36207), (6705, 32184), (8046, 26820), (8940, 24138), (9720, 22201), (10728, 20115), (12069, 17880), (13410, 16092)]