72306720

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{337}}^1$

素因数の和:507

約数の個数: 144

約数和(自身を含む): 249139800

約数和(自身を除く): 176833080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 149, 160, 180, 240, 288, 298, 337, 360, 447, 480, 596, 674, 720, 745, 894, 1011, 1192, 1341, 1348, 1440, 1490, 1685, 1788, 2022, 2235, 2384, 2682, 2696, 2980, 3033, 3370, 3576, 4044, 4470, 4768, 5055, 5364, 5392, 5960, 6066, 6705, 6740, 7152, 8088, 8940, 10110, 10728, 10784, 11920, 12132, 13410, 13480, 14304, 15165, 16176, 17880, 20220, 21456, 23840, 24264, 26820, 26960, 30330, 32352, 35760, 40440, 42912, 48528, 50213, 53640, 53920, 60660, 71520, 80880, 97056, 100426, 107280, 121320, 150639, 161760, 200852, 214560, 242640, 251065, 301278, 401704, 451917, 485280, 502130, 602556, 753195, 803408, 903834, 1004260, 1205112, 1506390, 1606816, 1807668, 2008520, 2259585, 2410224, 3012780, 3615336, 4017040, 4519170, 4820448, 6025560, 7230672, 8034080, 9038340, 12051120, 14461344, 18076680, 24102240, 36153360, 72306720]

約数ペア:

[(1, 72306720), (2, 36153360), (3, 24102240), (4, 18076680), (5, 14461344), (6, 12051120), (8, 9038340), (9, 8034080), (10, 7230672), (12, 6025560), (15, 4820448), (16, 4519170), (18, 4017040), (20, 3615336), (24, 3012780), (30, 2410224), (32, 2259585), (36, 2008520), (40, 1807668), (45, 1606816), (48, 1506390), (60, 1205112), (72, 1004260), (80, 903834), (90, 803408), (96, 753195), (120, 602556), (144, 502130), (149, 485280), (160, 451917), (180, 401704), (240, 301278), (288, 251065), (298, 242640), (337, 214560), (360, 200852), (447, 161760), (480, 150639), (596, 121320), (674, 107280), (720, 100426), (745, 97056), (894, 80880), (1011, 71520), (1192, 60660), (1341, 53920), (1348, 53640), (1440, 50213), (1490, 48528), (1685, 42912), (1788, 40440), (2022, 35760), (2235, 32352), (2384, 30330), (2682, 26960), (2696, 26820), (2980, 24264), (3033, 23840), (3370, 21456), (3576, 20220), (4044, 17880), (4470, 16176), (4768, 15165), (5055, 14304), (5364, 13480), (5392, 13410), (5960, 12132), (6066, 11920), (6705, 10784), (6740, 10728), (7152, 10110), (8088, 8940)]