689228280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8663}}^1$

素因数の和:8710

約数の個数: 192

約数和(自身を含む): 2554493760

約数和(自身を除く): 1865265480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 51, 52, 60, 65, 68, 72, 78, 85, 90, 102, 104, 117, 120, 130, 136, 153, 156, 170, 180, 195, 204, 221, 234, 255, 260, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 663, 680, 765, 780, 884, 936, 1020, 1105, 1170, 1224, 1326, 1530, 1560, 1768, 1989, 2040, 2210, 2340, 2652, 3060, 3315, 3978, 4420, 4680, 5304, 6120, 6630, 7956, 8663, 8840, 9945, 13260, 15912, 17326, 19890, 25989, 26520, 34652, 39780, 43315, 51978, 69304, 77967, 79560, 86630, 103956, 112619, 129945, 147271, 155934, 173260, 207912, 225238, 259890, 294542, 311868, 337857, 346520, 389835, 441813, 450476, 519780, 563095, 589084, 623736, 675714, 736355, 779670, 883626, 900952, 1013571, 1039560, 1126190, 1178168, 1325439, 1351428, 1472710, 1559340, 1689285, 1767252, 1914523, 2027142, 2209065, 2252380, 2650878, 2702856, 2945420, 3118680, 3378570, 3534504, 3829046, 4054284, 4418130, 4504760, 5067855, 5301756, 5743569, 5890840, 6627195, 6757140, 7658092, 8108568, 8836260, 9572615, 10135710, 10603512, 11487138, 13254390, 13514280, 15316184, 17230707, 17672520, 19145230, 20271420, 22974276, 26508780, 28717845, 34461414, 38290460, 40542840, 45948552, 53017560, 57435690, 68922828, 76580920, 86153535, 114871380, 137845656, 172307070, 229742760, 344614140, 689228280]

約数ペア:

[(1, 689228280), (2, 344614140), (3, 229742760), (4, 172307070), (5, 137845656), (6, 114871380), (8, 86153535), (9, 76580920), (10, 68922828), (12, 57435690), (13, 53017560), (15, 45948552), (17, 40542840), (18, 38290460), (20, 34461414), (24, 28717845), (26, 26508780), (30, 22974276), (34, 20271420), (36, 19145230), (39, 17672520), (40, 17230707), (45, 15316184), (51, 13514280), (52, 13254390), (60, 11487138), (65, 10603512), (68, 10135710), (72, 9572615), (78, 8836260), (85, 8108568), (90, 7658092), (102, 6757140), (104, 6627195), (117, 5890840), (120, 5743569), (130, 5301756), (136, 5067855), (153, 4504760), (156, 4418130), (170, 4054284), (180, 3829046), (195, 3534504), (204, 3378570), (221, 3118680), (234, 2945420), (255, 2702856), (260, 2650878), (306, 2252380), (312, 2209065), (340, 2027142), (360, 1914523), (390, 1767252), (408, 1689285), (442, 1559340), (468, 1472710), (510, 1351428), (520, 1325439), (585, 1178168), (612, 1126190), (663, 1039560), (680, 1013571), (765, 900952), (780, 883626), (884, 779670), (936, 736355), (1020, 675714), (1105, 623736), (1170, 589084), (1224, 563095), (1326, 519780), (1530, 450476), (1560, 441813), (1768, 389835), (1989, 346520), (2040, 337857), (2210, 311868), (2340, 294542), (2652, 259890), (3060, 225238), (3315, 207912), (3978, 173260), (4420, 155934), (4680, 147271), (5304, 129945), (6120, 112619), (6630, 103956), (7956, 86630), (8663, 79560), (8840, 77967), (9945, 69304), (13260, 51978), (15912, 43315), (17326, 39780), (19890, 34652), (25989, 26520)]