72304560

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{233}}^1\times {\mathrm{431}}^1$

素因数の和:683

約数の個数: 120

約数和(自身を含む): 244430784

約数和(自身を除く): 172126224

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 233, 240, 360, 431, 466, 699, 720, 862, 932, 1165, 1293, 1398, 1724, 1864, 2097, 2155, 2330, 2586, 2796, 3448, 3495, 3728, 3879, 4194, 4310, 4660, 5172, 5592, 6465, 6896, 6990, 7758, 8388, 8620, 9320, 10344, 10485, 11184, 12930, 13980, 15516, 16776, 17240, 18640, 19395, 20688, 20970, 25860, 27960, 31032, 33552, 34480, 38790, 41940, 51720, 55920, 62064, 77580, 83880, 100423, 103440, 155160, 167760, 200846, 301269, 310320, 401692, 502115, 602538, 803384, 903807, 1004230, 1205076, 1506345, 1606768, 1807614, 2008460, 2410152, 3012690, 3615228, 4016920, 4519035, 4820304, 6025380, 7230456, 8033840, 9038070, 12050760, 14460912, 18076140, 24101520, 36152280, 72304560]

約数ペア:

[(1, 72304560), (2, 36152280), (3, 24101520), (4, 18076140), (5, 14460912), (6, 12050760), (8, 9038070), (9, 8033840), (10, 7230456), (12, 6025380), (15, 4820304), (16, 4519035), (18, 4016920), (20, 3615228), (24, 3012690), (30, 2410152), (36, 2008460), (40, 1807614), (45, 1606768), (48, 1506345), (60, 1205076), (72, 1004230), (80, 903807), (90, 803384), (120, 602538), (144, 502115), (180, 401692), (233, 310320), (240, 301269), (360, 200846), (431, 167760), (466, 155160), (699, 103440), (720, 100423), (862, 83880), (932, 77580), (1165, 62064), (1293, 55920), (1398, 51720), (1724, 41940), (1864, 38790), (2097, 34480), (2155, 33552), (2330, 31032), (2586, 27960), (2796, 25860), (3448, 20970), (3495, 20688), (3728, 19395), (3879, 18640), (4194, 17240), (4310, 16776), (4660, 15516), (5172, 13980), (5592, 12930), (6465, 11184), (6896, 10485), (6990, 10344), (7758, 9320), (8388, 8620)]