251520120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{503}}^1$

素因数の和:986

約数の個数: 128

約数和(自身を含む): 841881600

約数和(自身を除く): 590361480

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, 90, 108, 120, 135, 180, 216, 270, 360, 463, 503, 540, 926, 1006, 1080, 1389, 1509, 1852, 2012, 2315, 2515, 2778, 3018, 3704, 4024, 4167, 4527, 4630, 5030, 5556, 6036, 6945, 7545, 8334, 9054, 9260, 10060, 11112, 12072, 12501, 13581, 13890, 15090, 16668, 18108, 18520, 20120, 20835, 22635, 25002, 27162, 27780, 30180, 33336, 36216, 41670, 45270, 50004, 54324, 55560, 60360, 62505, 67905, 83340, 90540, 100008, 108648, 125010, 135810, 166680, 181080, 232889, 250020, 271620, 465778, 500040, 543240, 698667, 931556, 1164445, 1397334, 1863112, 2096001, 2328890, 2794668, 3493335, 4192002, 4657780, 5589336, 6288003, 6986670, 8384004, 9315560, 10480005, 12576006, 13973340, 16768008, 20960010, 25152012, 27946680, 31440015, 41920020, 50304024, 62880030, 83840040, 125760060, 251520120]

約数ペア:

[(1, 251520120), (2, 125760060), (3, 83840040), (4, 62880030), (5, 50304024), (6, 41920020), (8, 31440015), (9, 27946680), (10, 25152012), (12, 20960010), (15, 16768008), (18, 13973340), (20, 12576006), (24, 10480005), (27, 9315560), (30, 8384004), (36, 6986670), (40, 6288003), (45, 5589336), (54, 4657780), (60, 4192002), (72, 3493335), (90, 2794668), (108, 2328890), (120, 2096001), (135, 1863112), (180, 1397334), (216, 1164445), (270, 931556), (360, 698667), (463, 543240), (503, 500040), (540, 465778), (926, 271620), (1006, 250020), (1080, 232889), (1389, 181080), (1509, 166680), (1852, 135810), (2012, 125010), (2315, 108648), (2515, 100008), (2778, 90540), (3018, 83340), (3704, 67905), (4024, 62505), (4167, 60360), (4527, 55560), (4630, 54324), (5030, 50004), (5556, 45270), (6036, 41670), (6945, 36216), (7545, 33336), (8334, 30180), (9054, 27780), (9260, 27162), (10060, 25002), (11112, 22635), (12072, 20835), (12501, 20120), (13581, 18520), (13890, 18108), (15090, 16668)]