31942680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3457}}^1$

素因数の和:3489

約数の個数: 128

約数和(自身を含む): 119508480

約数和(自身を除く): 87565800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 3457, 4620, 6914, 9240, 10371, 13828, 17285, 20742, 24199, 27656, 34570, 38027, 41484, 48398, 51855, 69140, 72597, 76054, 82968, 96796, 103710, 114081, 120995, 138280, 145194, 152108, 190135, 193592, 207420, 228162, 241990, 266189, 290388, 304216, 362985, 380270, 414840, 456324, 483980, 532378, 570405, 580776, 725970, 760540, 798567, 912648, 967960, 1064756, 1140810, 1330945, 1451940, 1521080, 1597134, 2129512, 2281620, 2661890, 2903880, 3194268, 3992835, 4563240, 5323780, 6388536, 7985670, 10647560, 15971340, 31942680]

約数ペア:

[(1, 31942680), (2, 15971340), (3, 10647560), (4, 7985670), (5, 6388536), (6, 5323780), (7, 4563240), (8, 3992835), (10, 3194268), (11, 2903880), (12, 2661890), (14, 2281620), (15, 2129512), (20, 1597134), (21, 1521080), (22, 1451940), (24, 1330945), (28, 1140810), (30, 1064756), (33, 967960), (35, 912648), (40, 798567), (42, 760540), (44, 725970), (55, 580776), (56, 570405), (60, 532378), (66, 483980), (70, 456324), (77, 414840), (84, 380270), (88, 362985), (105, 304216), (110, 290388), (120, 266189), (132, 241990), (140, 228162), (154, 207420), (165, 193592), (168, 190135), (210, 152108), (220, 145194), (231, 138280), (264, 120995), (280, 114081), (308, 103710), (330, 96796), (385, 82968), (420, 76054), (440, 72597), (462, 69140), (616, 51855), (660, 48398), (770, 41484), (840, 38027), (924, 34570), (1155, 27656), (1320, 24199), (1540, 20742), (1848, 17285), (2310, 13828), (3080, 10371), (3457, 9240), (4620, 6914)]