74881620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:726

約数の個数: 144

約数和(自身を含む): 252383040

約数和(自身を除く): 177501420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 55, 59, 60, 66, 90, 99, 110, 118, 132, 165, 177, 180, 198, 220, 236, 295, 330, 354, 396, 495, 531, 590, 641, 649, 660, 708, 885, 990, 1062, 1180, 1282, 1298, 1770, 1923, 1947, 1980, 2124, 2564, 2596, 2655, 3205, 3245, 3540, 3846, 3894, 5310, 5769, 5841, 6410, 6490, 7051, 7692, 7788, 9615, 9735, 10620, 11538, 11682, 12820, 12980, 14102, 19230, 19470, 21153, 23076, 23364, 28204, 28845, 29205, 35255, 37819, 38460, 38940, 42306, 57690, 58410, 63459, 70510, 75638, 84612, 105765, 113457, 115380, 116820, 126918, 141020, 151276, 189095, 211530, 226914, 253836, 317295, 340371, 378190, 416009, 423060, 453828, 567285, 634590, 680742, 756380, 832018, 1134570, 1248027, 1269180, 1361484, 1664036, 1701855, 2080045, 2269140, 2496054, 3403710, 3744081, 4160090, 4992108, 6240135, 6807420, 7488162, 8320180, 12480270, 14976324, 18720405, 24960540, 37440810, 74881620]

約数ペア:

[(1, 74881620), (2, 37440810), (3, 24960540), (4, 18720405), (5, 14976324), (6, 12480270), (9, 8320180), (10, 7488162), (11, 6807420), (12, 6240135), (15, 4992108), (18, 4160090), (20, 3744081), (22, 3403710), (30, 2496054), (33, 2269140), (36, 2080045), (44, 1701855), (45, 1664036), (55, 1361484), (59, 1269180), (60, 1248027), (66, 1134570), (90, 832018), (99, 756380), (110, 680742), (118, 634590), (132, 567285), (165, 453828), (177, 423060), (180, 416009), (198, 378190), (220, 340371), (236, 317295), (295, 253836), (330, 226914), (354, 211530), (396, 189095), (495, 151276), (531, 141020), (590, 126918), (641, 116820), (649, 115380), (660, 113457), (708, 105765), (885, 84612), (990, 75638), (1062, 70510), (1180, 63459), (1282, 58410), (1298, 57690), (1770, 42306), (1923, 38940), (1947, 38460), (1980, 37819), (2124, 35255), (2564, 29205), (2596, 28845), (2655, 28204), (3205, 23364), (3245, 23076), (3540, 21153), (3846, 19470), (3894, 19230), (5310, 14102), (5769, 12980), (5841, 12820), (6410, 11682), (6490, 11538), (7051, 10620), (7692, 9735), (7788, 9615)]