129921120

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{12889}}^1$

素因数の和:12917

約数の個数: 144

約数和(自身を含む): 506731680

約数和(自身を除く): 376810560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 12889, 25778, 38667, 51556, 64445, 77334, 90223, 103112, 116001, 128890, 154668, 180446, 193335, 206224, 232002, 257780, 270669, 309336, 360892, 386670, 412448, 451115, 464004, 515560, 541338, 580005, 618672, 721784, 773340, 812007, 902230, 928008, 1031120, 1082676, 1160010, 1237344, 1353345, 1443568, 1546680, 1624014, 1804460, 1856016, 2062240, 2165352, 2320020, 2706690, 2887136, 3093360, 3248028, 3608920, 3712032, 4060035, 4330704, 4640040, 5413380, 6186720, 6496056, 7217840, 8120070, 8661408, 9280080, 10826760, 12992112, 14435680, 16240140, 18560160, 21653520, 25984224, 32480280, 43307040, 64960560, 129921120]

約数ペア:

[(1, 129921120), (2, 64960560), (3, 43307040), (4, 32480280), (5, 25984224), (6, 21653520), (7, 18560160), (8, 16240140), (9, 14435680), (10, 12992112), (12, 10826760), (14, 9280080), (15, 8661408), (16, 8120070), (18, 7217840), (20, 6496056), (21, 6186720), (24, 5413380), (28, 4640040), (30, 4330704), (32, 4060035), (35, 3712032), (36, 3608920), (40, 3248028), (42, 3093360), (45, 2887136), (48, 2706690), (56, 2320020), (60, 2165352), (63, 2062240), (70, 1856016), (72, 1804460), (80, 1624014), (84, 1546680), (90, 1443568), (96, 1353345), (105, 1237344), (112, 1160010), (120, 1082676), (126, 1031120), (140, 928008), (144, 902230), (160, 812007), (168, 773340), (180, 721784), (210, 618672), (224, 580005), (240, 541338), (252, 515560), (280, 464004), (288, 451115), (315, 412448), (336, 386670), (360, 360892), (420, 309336), (480, 270669), (504, 257780), (560, 232002), (630, 206224), (672, 193335), (720, 180446), (840, 154668), (1008, 128890), (1120, 116001), (1260, 103112), (1440, 90223), (1680, 77334), (2016, 64445), (2520, 51556), (3360, 38667), (5040, 25778), (10080, 12889)]