1220897040

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{20107}}^1$

素因数の和:20157

約数の個数: 160

約数和(自身を含む): 4308581376

約数和(自身を除く): 3087684336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 115, 120, 132, 138, 165, 176, 184, 220, 230, 240, 253, 264, 276, 330, 345, 368, 440, 460, 506, 528, 552, 660, 690, 759, 880, 920, 1012, 1104, 1265, 1320, 1380, 1518, 1840, 2024, 2530, 2640, 2760, 3036, 3795, 4048, 5060, 5520, 6072, 7590, 10120, 12144, 15180, 20107, 20240, 30360, 40214, 60321, 60720, 80428, 100535, 120642, 160856, 201070, 221177, 241284, 301605, 321712, 402140, 442354, 462461, 482568, 603210, 663531, 804280, 884708, 924922, 965136, 1105885, 1206420, 1327062, 1387383, 1608560, 1769416, 1849844, 2211770, 2312305, 2412840, 2654124, 2774766, 3317655, 3538832, 3699688, 4423540, 4624610, 4825680, 5087071, 5308248, 5549532, 6635310, 6936915, 7399376, 8847080, 9249220, 10174142, 10616496, 11099064, 13270620, 13873830, 15261213, 17694160, 18498440, 20348284, 22198128, 25435355, 26541240, 27747660, 30522426, 36996880, 40696568, 50870710, 53082480, 55495320, 61044852, 76306065, 81393136, 101741420, 110990640, 122089704, 152612130, 203482840, 244179408, 305224260, 406965680, 610448520, 1220897040]

約数ペア:

[(1, 1220897040), (2, 610448520), (3, 406965680), (4, 305224260), (5, 244179408), (6, 203482840), (8, 152612130), (10, 122089704), (11, 110990640), (12, 101741420), (15, 81393136), (16, 76306065), (20, 61044852), (22, 55495320), (23, 53082480), (24, 50870710), (30, 40696568), (33, 36996880), (40, 30522426), (44, 27747660), (46, 26541240), (48, 25435355), (55, 22198128), (60, 20348284), (66, 18498440), (69, 17694160), (80, 15261213), (88, 13873830), (92, 13270620), (110, 11099064), (115, 10616496), (120, 10174142), (132, 9249220), (138, 8847080), (165, 7399376), (176, 6936915), (184, 6635310), (220, 5549532), (230, 5308248), (240, 5087071), (253, 4825680), (264, 4624610), (276, 4423540), (330, 3699688), (345, 3538832), (368, 3317655), (440, 2774766), (460, 2654124), (506, 2412840), (528, 2312305), (552, 2211770), (660, 1849844), (690, 1769416), (759, 1608560), (880, 1387383), (920, 1327062), (1012, 1206420), (1104, 1105885), (1265, 965136), (1320, 924922), (1380, 884708), (1518, 804280), (1840, 663531), (2024, 603210), (2530, 482568), (2640, 462461), (2760, 442354), (3036, 402140), (3795, 321712), (4048, 301605), (5060, 241284), (5520, 221177), (6072, 201070), (7590, 160856), (10120, 120642), (12144, 100535), (15180, 80428), (20107, 60720), (20240, 60321), (30360, 40214)]