79784040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4999}}^1$

素因数の和:5039

約数の個数: 128

約数和(自身を含む): 288000000

約数和(自身を除く): 208215960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 35, 38, 40, 42, 56, 57, 60, 70, 76, 84, 95, 105, 114, 120, 133, 140, 152, 168, 190, 210, 228, 266, 280, 285, 380, 399, 420, 456, 532, 570, 665, 760, 798, 840, 1064, 1140, 1330, 1596, 1995, 2280, 2660, 3192, 3990, 4999, 5320, 7980, 9998, 14997, 15960, 19996, 24995, 29994, 34993, 39992, 49990, 59988, 69986, 74985, 94981, 99980, 104979, 119976, 139972, 149970, 174965, 189962, 199960, 209958, 279944, 284943, 299940, 349930, 379924, 419916, 474905, 524895, 569886, 599880, 664867, 699860, 759848, 839832, 949810, 1049790, 1139772, 1329734, 1399720, 1424715, 1899620, 1994601, 2099580, 2279544, 2659468, 2849430, 3324335, 3799240, 3989202, 4199160, 5318936, 5698860, 6648670, 7978404, 9973005, 11397720, 13297340, 15956808, 19946010, 26594680, 39892020, 79784040]

約数ペア:

[(1, 79784040), (2, 39892020), (3, 26594680), (4, 19946010), (5, 15956808), (6, 13297340), (7, 11397720), (8, 9973005), (10, 7978404), (12, 6648670), (14, 5698860), (15, 5318936), (19, 4199160), (20, 3989202), (21, 3799240), (24, 3324335), (28, 2849430), (30, 2659468), (35, 2279544), (38, 2099580), (40, 1994601), (42, 1899620), (56, 1424715), (57, 1399720), (60, 1329734), (70, 1139772), (76, 1049790), (84, 949810), (95, 839832), (105, 759848), (114, 699860), (120, 664867), (133, 599880), (140, 569886), (152, 524895), (168, 474905), (190, 419916), (210, 379924), (228, 349930), (266, 299940), (280, 284943), (285, 279944), (380, 209958), (399, 199960), (420, 189962), (456, 174965), (532, 149970), (570, 139972), (665, 119976), (760, 104979), (798, 99980), (840, 94981), (1064, 74985), (1140, 69986), (1330, 59988), (1596, 49990), (1995, 39992), (2280, 34993), (2660, 29994), (3192, 24995), (3990, 19996), (4999, 15960), (5320, 14997), (7980, 9998)]