221760480

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 192

約数和(自身を含む): 744629760

約数和(自身を除く): 522869280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 53, 60, 69, 80, 92, 96, 106, 115, 120, 138, 159, 160, 184, 212, 230, 240, 265, 276, 318, 345, 368, 379, 424, 460, 480, 530, 552, 636, 690, 736, 758, 795, 848, 920, 1060, 1104, 1137, 1219, 1272, 1380, 1516, 1590, 1696, 1840, 1895, 2120, 2208, 2274, 2438, 2544, 2760, 3032, 3180, 3657, 3680, 3790, 4240, 4548, 4876, 5088, 5520, 5685, 6064, 6095, 6360, 7314, 7580, 8480, 8717, 9096, 9752, 11040, 11370, 12128, 12190, 12720, 14628, 15160, 17434, 18192, 18285, 19504, 20087, 22740, 24380, 25440, 26151, 29256, 30320, 34868, 36384, 36570, 39008, 40174, 43585, 45480, 48760, 52302, 58512, 60261, 60640, 69736, 73140, 80348, 87170, 90960, 97520, 100435, 104604, 117024, 120522, 130755, 139472, 146280, 160696, 174340, 181920, 195040, 200870, 209208, 241044, 261510, 278944, 292560, 301305, 321392, 348680, 401740, 418416, 462001, 482088, 523020, 585120, 602610, 642784, 697360, 803480, 836832, 924002, 964176, 1046040, 1205220, 1386003, 1394720, 1606960, 1848004, 1928352, 2092080, 2310005, 2410440, 2772006, 3213920, 3696008, 4184160, 4620010, 4820880, 5544012, 6930015, 7392016, 9240020, 9641760, 11088024, 13860030, 14784032, 18480040, 22176048, 27720060, 36960080, 44352096, 55440120, 73920160, 110880240, 221760480]

約数ペア:

[(1, 221760480), (2, 110880240), (3, 73920160), (4, 55440120), (5, 44352096), (6, 36960080), (8, 27720060), (10, 22176048), (12, 18480040), (15, 14784032), (16, 13860030), (20, 11088024), (23, 9641760), (24, 9240020), (30, 7392016), (32, 6930015), (40, 5544012), (46, 4820880), (48, 4620010), (53, 4184160), (60, 3696008), (69, 3213920), (80, 2772006), (92, 2410440), (96, 2310005), (106, 2092080), (115, 1928352), (120, 1848004), (138, 1606960), (159, 1394720), (160, 1386003), (184, 1205220), (212, 1046040), (230, 964176), (240, 924002), (265, 836832), (276, 803480), (318, 697360), (345, 642784), (368, 602610), (379, 585120), (424, 523020), (460, 482088), (480, 462001), (530, 418416), (552, 401740), (636, 348680), (690, 321392), (736, 301305), (758, 292560), (795, 278944), (848, 261510), (920, 241044), (1060, 209208), (1104, 200870), (1137, 195040), (1219, 181920), (1272, 174340), (1380, 160696), (1516, 146280), (1590, 139472), (1696, 130755), (1840, 120522), (1895, 117024), (2120, 104604), (2208, 100435), (2274, 97520), (2438, 90960), (2544, 87170), (2760, 80348), (3032, 73140), (3180, 69736), (3657, 60640), (3680, 60261), (3790, 58512), (4240, 52302), (4548, 48760), (4876, 45480), (5088, 43585), (5520, 40174), (5685, 39008), (6064, 36570), (6095, 36384), (6360, 34868), (7314, 30320), (7580, 29256), (8480, 26151), (8717, 25440), (9096, 24380), (9752, 22740), (11040, 20087), (11370, 19504), (12128, 18285), (12190, 18192), (12720, 17434), (14628, 15160)]