661901544

素因数分解:

$2^3\times 3^4\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{499}}^1$

素因数の和:629

約数の個数: 160

約数和(自身を含む): 1960200000

約数和(自身を除く): 1298298456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 27, 36, 46, 54, 69, 72, 81, 89, 92, 108, 138, 162, 178, 184, 207, 216, 267, 276, 324, 356, 414, 499, 534, 552, 621, 648, 712, 801, 828, 998, 1068, 1242, 1497, 1602, 1656, 1863, 1996, 2047, 2136, 2403, 2484, 2994, 3204, 3726, 3992, 4094, 4491, 4806, 4968, 5988, 6141, 6408, 7209, 7452, 8188, 8982, 9612, 11477, 11976, 12282, 13473, 14418, 14904, 16376, 17964, 18423, 19224, 22954, 24564, 26946, 28836, 34431, 35928, 36846, 40419, 44411, 45908, 49128, 53892, 55269, 57672, 68862, 73692, 80838, 88822, 91816, 103293, 107784, 110538, 133233, 137724, 147384, 161676, 165807, 177644, 206586, 221076, 266466, 275448, 309879, 323352, 331614, 355288, 399699, 413172, 442152, 532932, 619758, 663228, 799398, 826344, 929637, 1021453, 1065864, 1199097, 1239516, 1326456, 1598796, 1859274, 2042906, 2398194, 2479032, 3064359, 3197592, 3597291, 3718548, 4085812, 4796388, 6128718, 7194582, 7437096, 8171624, 9193077, 9592776, 12257436, 14389164, 18386154, 24514872, 27579231, 28778328, 36772308, 55158462, 73544616, 82737693, 110316924, 165475386, 220633848, 330950772, 661901544]

約数ペア:

[(1, 661901544), (2, 330950772), (3, 220633848), (4, 165475386), (6, 110316924), (8, 82737693), (9, 73544616), (12, 55158462), (18, 36772308), (23, 28778328), (24, 27579231), (27, 24514872), (36, 18386154), (46, 14389164), (54, 12257436), (69, 9592776), (72, 9193077), (81, 8171624), (89, 7437096), (92, 7194582), (108, 6128718), (138, 4796388), (162, 4085812), (178, 3718548), (184, 3597291), (207, 3197592), (216, 3064359), (267, 2479032), (276, 2398194), (324, 2042906), (356, 1859274), (414, 1598796), (499, 1326456), (534, 1239516), (552, 1199097), (621, 1065864), (648, 1021453), (712, 929637), (801, 826344), (828, 799398), (998, 663228), (1068, 619758), (1242, 532932), (1497, 442152), (1602, 413172), (1656, 399699), (1863, 355288), (1996, 331614), (2047, 323352), (2136, 309879), (2403, 275448), (2484, 266466), (2994, 221076), (3204, 206586), (3726, 177644), (3992, 165807), (4094, 161676), (4491, 147384), (4806, 137724), (4968, 133233), (5988, 110538), (6141, 107784), (6408, 103293), (7209, 91816), (7452, 88822), (8188, 80838), (8982, 73692), (9612, 68862), (11477, 57672), (11976, 55269), (12282, 53892), (13473, 49128), (14418, 45908), (14904, 44411), (16376, 40419), (17964, 36846), (18423, 35928), (19224, 34431), (22954, 28836), (24564, 26946)]