278584080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{307}}^1$

素因数の和:541

約数の個数: 160

約数和(自身を含む): 916608000

約数和(自身を除く): 638023920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 199, 228, 240, 285, 304, 307, 380, 398, 456, 570, 597, 614, 760, 796, 912, 921, 995, 1140, 1194, 1228, 1520, 1535, 1592, 1842, 1990, 2280, 2388, 2456, 2985, 3070, 3184, 3684, 3781, 3980, 4560, 4605, 4776, 4912, 5833, 5970, 6140, 7368, 7562, 7960, 9210, 9552, 11343, 11666, 11940, 12280, 14736, 15124, 15920, 17499, 18420, 18905, 22686, 23332, 23880, 24560, 29165, 30248, 34998, 36840, 37810, 45372, 46664, 47760, 56715, 58330, 60496, 61093, 69996, 73680, 75620, 87495, 90744, 93328, 113430, 116660, 122186, 139992, 151240, 174990, 181488, 183279, 226860, 233320, 244372, 279984, 302480, 305465, 349980, 366558, 453720, 466640, 488744, 610930, 699960, 733116, 907440, 916395, 977488, 1160767, 1221860, 1399920, 1466232, 1832790, 2321534, 2443720, 2932464, 3482301, 3665580, 4643068, 4887440, 5803835, 6964602, 7331160, 9286136, 11607670, 13929204, 14662320, 17411505, 18572272, 23215340, 27858408, 34823010, 46430680, 55716816, 69646020, 92861360, 139292040, 278584080]

約数ペア:

[(1, 278584080), (2, 139292040), (3, 92861360), (4, 69646020), (5, 55716816), (6, 46430680), (8, 34823010), (10, 27858408), (12, 23215340), (15, 18572272), (16, 17411505), (19, 14662320), (20, 13929204), (24, 11607670), (30, 9286136), (38, 7331160), (40, 6964602), (48, 5803835), (57, 4887440), (60, 4643068), (76, 3665580), (80, 3482301), (95, 2932464), (114, 2443720), (120, 2321534), (152, 1832790), (190, 1466232), (199, 1399920), (228, 1221860), (240, 1160767), (285, 977488), (304, 916395), (307, 907440), (380, 733116), (398, 699960), (456, 610930), (570, 488744), (597, 466640), (614, 453720), (760, 366558), (796, 349980), (912, 305465), (921, 302480), (995, 279984), (1140, 244372), (1194, 233320), (1228, 226860), (1520, 183279), (1535, 181488), (1592, 174990), (1842, 151240), (1990, 139992), (2280, 122186), (2388, 116660), (2456, 113430), (2985, 93328), (3070, 90744), (3184, 87495), (3684, 75620), (3781, 73680), (3980, 69996), (4560, 61093), (4605, 60496), (4776, 58330), (4912, 56715), (5833, 47760), (5970, 46664), (6140, 45372), (7368, 37810), (7562, 36840), (7960, 34998), (9210, 30248), (9552, 29165), (11343, 24560), (11666, 23880), (11940, 23332), (12280, 22686), (14736, 18905), (15124, 18420), (15920, 17499)]