128838240

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{277}}^1$

素因数の和:334

約数の個数: 288

約数和(自身を含む): 491793120

約数和(自身を除く): 362954880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 32, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 85, 90, 95, 96, 102, 114, 120, 136, 144, 152, 153, 160, 170, 171, 180, 190, 204, 228, 240, 255, 272, 277, 285, 288, 304, 306, 323, 340, 342, 360, 380, 408, 456, 480, 510, 544, 554, 570, 608, 612, 646, 680, 684, 720, 760, 765, 816, 831, 855, 912, 969, 1020, 1108, 1140, 1224, 1292, 1360, 1368, 1385, 1440, 1520, 1530, 1615, 1632, 1662, 1710, 1824, 1938, 2040, 2216, 2280, 2448, 2493, 2584, 2720, 2736, 2770, 2907, 3040, 3060, 3230, 3324, 3420, 3876, 4080, 4155, 4432, 4560, 4709, 4845, 4896, 4986, 5168, 5263, 5472, 5540, 5814, 6120, 6460, 6648, 6840, 7752, 8160, 8310, 8864, 9120, 9418, 9690, 9972, 10336, 10526, 11080, 11628, 12240, 12465, 12920, 13296, 13680, 14127, 14535, 15504, 15789, 16620, 18836, 19380, 19944, 21052, 22160, 23256, 23545, 24480, 24930, 25840, 26315, 26592, 27360, 28254, 29070, 31008, 31578, 33240, 37672, 38760, 39888, 42104, 42381, 44320, 46512, 47090, 47367, 49860, 51680, 52630, 56508, 58140, 63156, 66480, 70635, 75344, 77520, 78945, 79776, 84208, 84762, 89471, 93024, 94180, 94734, 99720, 105260, 113016, 116280, 126312, 132960, 141270, 150688, 155040, 157890, 168416, 169524, 178942, 188360, 189468, 199440, 210520, 211905, 226032, 232560, 236835, 252624, 268413, 282540, 315780, 339048, 357884, 376720, 378936, 398880, 421040, 423810, 447355, 452064, 465120, 473670, 505248, 536826, 565080, 631560, 678096, 715768, 753440, 757872, 805239, 842080, 847620, 894710, 947340, 1073652, 1130160, 1263120, 1342065, 1356192, 1431536, 1515744, 1610478, 1695240, 1789420, 1894680, 2147304, 2260320, 2526240, 2684130, 2863072, 3220956, 3390480, 3578840, 3789360, 4026195, 4294608, 5368260, 6441912, 6780960, 7157680, 7578720, 8052390, 8589216, 10736520, 12883824, 14315360, 16104780, 21473040, 25767648, 32209560, 42946080, 64419120, 128838240]

約数ペア:

[(1, 128838240), (2, 64419120), (3, 42946080), (4, 32209560), (5, 25767648), (6, 21473040), (8, 16104780), (9, 14315360), (10, 12883824), (12, 10736520), (15, 8589216), (16, 8052390), (17, 7578720), (18, 7157680), (19, 6780960), (20, 6441912), (24, 5368260), (30, 4294608), (32, 4026195), (34, 3789360), (36, 3578840), (38, 3390480), (40, 3220956), (45, 2863072), (48, 2684130), (51, 2526240), (57, 2260320), (60, 2147304), (68, 1894680), (72, 1789420), (76, 1695240), (80, 1610478), (85, 1515744), (90, 1431536), (95, 1356192), (96, 1342065), (102, 1263120), (114, 1130160), (120, 1073652), (136, 947340), (144, 894710), (152, 847620), (153, 842080), (160, 805239), (170, 757872), (171, 753440), (180, 715768), (190, 678096), (204, 631560), (228, 565080), (240, 536826), (255, 505248), (272, 473670), (277, 465120), (285, 452064), (288, 447355), (304, 423810), (306, 421040), (323, 398880), (340, 378936), (342, 376720), (360, 357884), (380, 339048), (408, 315780), (456, 282540), (480, 268413), (510, 252624), (544, 236835), (554, 232560), (570, 226032), (608, 211905), (612, 210520), (646, 199440), (680, 189468), (684, 188360), (720, 178942), (760, 169524), (765, 168416), (816, 157890), (831, 155040), (855, 150688), (912, 141270), (969, 132960), (1020, 126312), (1108, 116280), (1140, 113016), (1224, 105260), (1292, 99720), (1360, 94734), (1368, 94180), (1385, 93024), (1440, 89471), (1520, 84762), (1530, 84208), (1615, 79776), (1632, 78945), (1662, 77520), (1710, 75344), (1824, 70635), (1938, 66480), (2040, 63156), (2216, 58140), (2280, 56508), (2448, 52630), (2493, 51680), (2584, 49860), (2720, 47367), (2736, 47090), (2770, 46512), (2907, 44320), (3040, 42381), (3060, 42104), (3230, 39888), (3324, 38760), (3420, 37672), (3876, 33240), (4080, 31578), (4155, 31008), (4432, 29070), (4560, 28254), (4709, 27360), (4845, 26592), (4896, 26315), (4986, 25840), (5168, 24930), (5263, 24480), (5472, 23545), (5540, 23256), (5814, 22160), (6120, 21052), (6460, 19944), (6648, 19380), (6840, 18836), (7752, 16620), (8160, 15789), (8310, 15504), (8864, 14535), (9120, 14127), (9418, 13680), (9690, 13296), (9972, 12920), (10336, 12465), (10526, 12240), (11080, 11628)]