154993920

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{181}}^1\times {\mathrm{223}}^1$

素因数の和:428

約数の個数: 144

約数和(自身を含む): 499978752

約数和(自身を除く): 344984832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 181, 192, 223, 240, 256, 320, 362, 384, 446, 480, 543, 640, 669, 724, 768, 892, 905, 960, 1086, 1115, 1280, 1338, 1448, 1784, 1810, 1920, 2172, 2230, 2676, 2715, 2896, 3345, 3568, 3620, 3840, 4344, 4460, 5352, 5430, 5792, 6690, 7136, 7240, 8688, 8920, 10704, 10860, 11584, 13380, 14272, 14480, 17376, 17840, 21408, 21720, 23168, 26760, 28544, 28960, 34752, 35680, 40363, 42816, 43440, 46336, 53520, 57088, 57920, 69504, 71360, 80726, 85632, 86880, 107040, 115840, 121089, 139008, 142720, 161452, 171264, 173760, 201815, 214080, 231680, 242178, 285440, 322904, 347520, 403630, 428160, 484356, 605445, 645808, 695040, 807260, 856320, 968712, 1210890, 1291616, 1614520, 1937424, 2421780, 2583232, 3229040, 3874848, 4843560, 5166464, 6458080, 7749696, 9687120, 10332928, 12916160, 15499392, 19374240, 25832320, 30998784, 38748480, 51664640, 77496960, 154993920]

約数ペア:

[(1, 154993920), (2, 77496960), (3, 51664640), (4, 38748480), (5, 30998784), (6, 25832320), (8, 19374240), (10, 15499392), (12, 12916160), (15, 10332928), (16, 9687120), (20, 7749696), (24, 6458080), (30, 5166464), (32, 4843560), (40, 3874848), (48, 3229040), (60, 2583232), (64, 2421780), (80, 1937424), (96, 1614520), (120, 1291616), (128, 1210890), (160, 968712), (181, 856320), (192, 807260), (223, 695040), (240, 645808), (256, 605445), (320, 484356), (362, 428160), (384, 403630), (446, 347520), (480, 322904), (543, 285440), (640, 242178), (669, 231680), (724, 214080), (768, 201815), (892, 173760), (905, 171264), (960, 161452), (1086, 142720), (1115, 139008), (1280, 121089), (1338, 115840), (1448, 107040), (1784, 86880), (1810, 85632), (1920, 80726), (2172, 71360), (2230, 69504), (2676, 57920), (2715, 57088), (2896, 53520), (3345, 46336), (3568, 43440), (3620, 42816), (3840, 40363), (4344, 35680), (4460, 34752), (5352, 28960), (5430, 28544), (5792, 26760), (6690, 23168), (7136, 21720), (7240, 21408), (8688, 17840), (8920, 17376), (10704, 14480), (10860, 14272), (11584, 13380)]