72047880

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{37}}^1\times {\mathrm{601}}^1$

素因数の和:661

約数の個数: 160

約数和(自身を含む): 249119640

約数和(自身を除く): 177071760

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 37, 40, 45, 54, 60, 72, 74, 81, 90, 108, 111, 120, 135, 148, 162, 180, 185, 216, 222, 270, 296, 324, 333, 360, 370, 405, 444, 540, 555, 601, 648, 666, 740, 810, 888, 999, 1080, 1110, 1202, 1332, 1480, 1620, 1665, 1803, 1998, 2220, 2404, 2664, 2997, 3005, 3240, 3330, 3606, 3996, 4440, 4808, 4995, 5409, 5994, 6010, 6660, 7212, 7992, 9015, 9990, 10818, 11988, 12020, 13320, 14424, 14985, 16227, 18030, 19980, 21636, 22237, 23976, 24040, 27045, 29970, 32454, 36060, 39960, 43272, 44474, 48681, 54090, 59940, 64908, 66711, 72120, 81135, 88948, 97362, 108180, 111185, 119880, 129816, 133422, 162270, 177896, 194724, 200133, 216360, 222370, 243405, 266844, 324540, 333555, 389448, 400266, 444740, 486810, 533688, 600399, 649080, 667110, 800532, 889480, 973620, 1000665, 1200798, 1334220, 1601064, 1801197, 1947240, 2001330, 2401596, 2668440, 3001995, 3602394, 4002660, 4803192, 6003990, 7204788, 8005320, 9005985, 12007980, 14409576, 18011970, 24015960, 36023940, 72047880]

約数ペア:

[(1, 72047880), (2, 36023940), (3, 24015960), (4, 18011970), (5, 14409576), (6, 12007980), (8, 9005985), (9, 8005320), (10, 7204788), (12, 6003990), (15, 4803192), (18, 4002660), (20, 3602394), (24, 3001995), (27, 2668440), (30, 2401596), (36, 2001330), (37, 1947240), (40, 1801197), (45, 1601064), (54, 1334220), (60, 1200798), (72, 1000665), (74, 973620), (81, 889480), (90, 800532), (108, 667110), (111, 649080), (120, 600399), (135, 533688), (148, 486810), (162, 444740), (180, 400266), (185, 389448), (216, 333555), (222, 324540), (270, 266844), (296, 243405), (324, 222370), (333, 216360), (360, 200133), (370, 194724), (405, 177896), (444, 162270), (540, 133422), (555, 129816), (601, 119880), (648, 111185), (666, 108180), (740, 97362), (810, 88948), (888, 81135), (999, 72120), (1080, 66711), (1110, 64908), (1202, 59940), (1332, 54090), (1480, 48681), (1620, 44474), (1665, 43272), (1803, 39960), (1998, 36060), (2220, 32454), (2404, 29970), (2664, 27045), (2997, 24040), (3005, 23976), (3240, 22237), (3330, 21636), (3606, 19980), (3996, 18030), (4440, 16227), (4808, 14985), (4995, 14424), (5409, 13320), (5994, 12020), (6010, 11988), (6660, 10818), (7212, 9990), (7992, 9015)]