278360639980

素因数分解:

$2^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{593}}^1\times {\mathrm{10399}}^1$

素因数の和:11099

約数の個数: 96

約数和(自身を含む): 611285875200

約数和(自身を除く): 332925235220

約数列:

[1, 2, 4, 5, 10, 20, 37, 61, 74, 122, 148, 185, 244, 305, 370, 593, 610, 740, 1186, 1220, 2257, 2372, 2965, 4514, 5930, 9028, 10399, 11285, 11860, 20798, 21941, 22570, 36173, 41596, 43882, 45140, 51995, 72346, 87764, 103990, 109705, 144692, 180865, 207980, 219410, 361730, 384763, 438820, 634339, 723460, 769526, 1268678, 1338401, 1539052, 1923815, 2537356, 2676802, 3171695, 3847630, 5353604, 6166607, 6343390, 6692005, 7695260, 12333214, 12686780, 13384010, 23470543, 24666428, 26768020, 30833035, 46941086, 61666070, 93882172, 117352715, 123332140, 228164459, 234705430, 376163027, 456328918, 469410860, 752326054, 912657836, 1140822295, 1504652108, 1880815135, 2281644590, 3761630270, 4563289180, 7523260540, 13918031999, 27836063998, 55672127996, 69590159995, 139180319990, 278360639980]

約数ペア:

[(1, 278360639980), (2, 139180319990), (4, 69590159995), (5, 55672127996), (10, 27836063998), (20, 13918031999), (37, 7523260540), (61, 4563289180), (74, 3761630270), (122, 2281644590), (148, 1880815135), (185, 1504652108), (244, 1140822295), (305, 912657836), (370, 752326054), (593, 469410860), (610, 456328918), (740, 376163027), (1186, 234705430), (1220, 228164459), (2257, 123332140), (2372, 117352715), (2965, 93882172), (4514, 61666070), (5930, 46941086), (9028, 30833035), (10399, 26768020), (11285, 24666428), (11860, 23470543), (20798, 13384010), (21941, 12686780), (22570, 12333214), (36173, 7695260), (41596, 6692005), (43882, 6343390), (45140, 6166607), (51995, 5353604), (72346, 3847630), (87764, 3171695), (103990, 2676802), (109705, 2537356), (144692, 1923815), (180865, 1539052), (207980, 1338401), (219410, 1268678), (361730, 769526), (384763, 723460), (438820, 634339)]