263661840

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1657}}^1$

素因数の和:1706

約数の個数: 240

約数和(自身を含む): 1010279088

約数和(自身を除く): 746617248

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 102, 104, 117, 120, 130, 136, 144, 153, 156, 170, 180, 195, 204, 208, 221, 234, 240, 255, 260, 272, 306, 312, 340, 360, 390, 408, 442, 468, 510, 520, 585, 612, 624, 663, 680, 720, 765, 780, 816, 884, 936, 1020, 1040, 1105, 1170, 1224, 1326, 1360, 1530, 1560, 1657, 1768, 1872, 1989, 2040, 2210, 2340, 2448, 2652, 3060, 3120, 3314, 3315, 3536, 3978, 4080, 4420, 4680, 4971, 5304, 6120, 6628, 6630, 7956, 8285, 8840, 9360, 9942, 9945, 10608, 12240, 13256, 13260, 14913, 15912, 16570, 17680, 19884, 19890, 21541, 24855, 26512, 26520, 28169, 29826, 31824, 33140, 39768, 39780, 43082, 49710, 53040, 56338, 59652, 64623, 66280, 74565, 79536, 79560, 84507, 86164, 99420, 107705, 112676, 119304, 129246, 132560, 140845, 149130, 159120, 169014, 172328, 193869, 198840, 215410, 225352, 238608, 253521, 258492, 281690, 298260, 323115, 338028, 344656, 366197, 387738, 397680, 422535, 430820, 450704, 507042, 516984, 563380, 596520, 646230, 676056, 732394, 775476, 845070, 861640, 969345, 1014084, 1033968, 1098591, 1126760, 1193040, 1267605, 1292460, 1352112, 1464788, 1550952, 1690140, 1723280, 1830985, 1938690, 2028168, 2197182, 2253520, 2535210, 2584920, 2929576, 3101904, 3295773, 3380280, 3661970, 3877380, 4056336, 4394364, 5070420, 5169840, 5492955, 5859152, 6591546, 6760560, 7323940, 7754760, 8788728, 10140840, 10985910, 13183092, 14647880, 15509520, 16478865, 17577456, 20281680, 21971820, 26366184, 29295760, 32957730, 43943640, 52732368, 65915460, 87887280, 131830920, 263661840]

約数ペア:

[(1, 263661840), (2, 131830920), (3, 87887280), (4, 65915460), (5, 52732368), (6, 43943640), (8, 32957730), (9, 29295760), (10, 26366184), (12, 21971820), (13, 20281680), (15, 17577456), (16, 16478865), (17, 15509520), (18, 14647880), (20, 13183092), (24, 10985910), (26, 10140840), (30, 8788728), (34, 7754760), (36, 7323940), (39, 6760560), (40, 6591546), (45, 5859152), (48, 5492955), (51, 5169840), (52, 5070420), (60, 4394364), (65, 4056336), (68, 3877380), (72, 3661970), (78, 3380280), (80, 3295773), (85, 3101904), (90, 2929576), (102, 2584920), (104, 2535210), (117, 2253520), (120, 2197182), (130, 2028168), (136, 1938690), (144, 1830985), (153, 1723280), (156, 1690140), (170, 1550952), (180, 1464788), (195, 1352112), (204, 1292460), (208, 1267605), (221, 1193040), (234, 1126760), (240, 1098591), (255, 1033968), (260, 1014084), (272, 969345), (306, 861640), (312, 845070), (340, 775476), (360, 732394), (390, 676056), (408, 646230), (442, 596520), (468, 563380), (510, 516984), (520, 507042), (585, 450704), (612, 430820), (624, 422535), (663, 397680), (680, 387738), (720, 366197), (765, 344656), (780, 338028), (816, 323115), (884, 298260), (936, 281690), (1020, 258492), (1040, 253521), (1105, 238608), (1170, 225352), (1224, 215410), (1326, 198840), (1360, 193869), (1530, 172328), (1560, 169014), (1657, 159120), (1768, 149130), (1872, 140845), (1989, 132560), (2040, 129246), (2210, 119304), (2340, 112676), (2448, 107705), (2652, 99420), (3060, 86164), (3120, 84507), (3314, 79560), (3315, 79536), (3536, 74565), (3978, 66280), (4080, 64623), (4420, 59652), (4680, 56338), (4971, 53040), (5304, 49710), (6120, 43082), (6628, 39780), (6630, 39768), (7956, 33140), (8285, 31824), (8840, 29826), (9360, 28169), (9942, 26520), (9945, 26512), (10608, 24855), (12240, 21541), (13256, 19890), (13260, 19884), (14913, 17680), (15912, 16570)]