220975440

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{4243}}^1$

素因数の和:4297

約数の個数: 160

約数和(自身を含む): 808329216

約数和(自身を除く): 587353776

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4243, 4340, 5208, 6510, 7440, 8486, 8680, 10416, 12729, 13020, 16972, 17360, 21215, 25458, 26040, 29701, 33944, 42430, 50916, 52080, 59402, 63645, 67888, 84860, 89103, 101832, 118804, 127290, 131533, 148505, 169720, 178206, 203664, 237608, 254580, 263066, 297010, 339440, 356412, 394599, 445515, 475216, 509160, 526132, 594020, 657665, 712824, 789198, 891030, 920731, 1018320, 1052264, 1188040, 1315330, 1425648, 1578396, 1782060, 1841462, 1972995, 2104528, 2376080, 2630660, 2762193, 3156792, 3564120, 3682924, 3945990, 4603655, 5261320, 5524386, 6313584, 7128240, 7365848, 7891980, 9207310, 10522640, 11048772, 13810965, 14731696, 15783960, 18414620, 22097544, 27621930, 31567920, 36829240, 44195088, 55243860, 73658480, 110487720, 220975440]

約数ペア:

[(1, 220975440), (2, 110487720), (3, 73658480), (4, 55243860), (5, 44195088), (6, 36829240), (7, 31567920), (8, 27621930), (10, 22097544), (12, 18414620), (14, 15783960), (15, 14731696), (16, 13810965), (20, 11048772), (21, 10522640), (24, 9207310), (28, 7891980), (30, 7365848), (31, 7128240), (35, 6313584), (40, 5524386), (42, 5261320), (48, 4603655), (56, 3945990), (60, 3682924), (62, 3564120), (70, 3156792), (80, 2762193), (84, 2630660), (93, 2376080), (105, 2104528), (112, 1972995), (120, 1841462), (124, 1782060), (140, 1578396), (155, 1425648), (168, 1315330), (186, 1188040), (210, 1052264), (217, 1018320), (240, 920731), (248, 891030), (280, 789198), (310, 712824), (336, 657665), (372, 594020), (420, 526132), (434, 509160), (465, 475216), (496, 445515), (560, 394599), (620, 356412), (651, 339440), (744, 297010), (840, 263066), (868, 254580), (930, 237608), (1085, 203664), (1240, 178206), (1302, 169720), (1488, 148505), (1680, 131533), (1736, 127290), (1860, 118804), (2170, 101832), (2480, 89103), (2604, 84860), (3255, 67888), (3472, 63645), (3720, 59402), (4243, 52080), (4340, 50916), (5208, 42430), (6510, 33944), (7440, 29701), (8486, 26040), (8680, 25458), (10416, 21215), (12729, 17360), (13020, 16972)]