79969860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:450

約数の個数: 144

約数和(自身を含む): 259896000

約数和(自身を除く): 179926140

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 67, 76, 90, 95, 114, 134, 171, 180, 190, 201, 228, 268, 285, 335, 342, 349, 380, 402, 570, 603, 670, 684, 698, 804, 855, 1005, 1047, 1140, 1206, 1273, 1340, 1396, 1710, 1745, 2010, 2094, 2412, 2546, 3015, 3141, 3420, 3490, 3819, 4020, 4188, 5092, 5235, 6030, 6282, 6365, 6631, 6980, 7638, 10470, 11457, 12060, 12564, 12730, 13262, 15276, 15705, 19095, 19893, 20940, 22914, 23383, 25460, 26524, 31410, 33155, 38190, 39786, 45828, 46766, 57285, 59679, 62820, 66310, 70149, 76380, 79572, 93532, 99465, 114570, 116915, 119358, 132620, 140298, 198930, 210447, 229140, 233830, 238716, 280596, 298395, 350745, 397860, 420894, 444277, 467660, 596790, 701490, 841788, 888554, 1052235, 1193580, 1332831, 1402980, 1777108, 2104470, 2221385, 2665662, 3998493, 4208940, 4442770, 5331324, 6664155, 7996986, 8885540, 13328310, 15993972, 19992465, 26656620, 39984930, 79969860]

約数ペア:

[(1, 79969860), (2, 39984930), (3, 26656620), (4, 19992465), (5, 15993972), (6, 13328310), (9, 8885540), (10, 7996986), (12, 6664155), (15, 5331324), (18, 4442770), (19, 4208940), (20, 3998493), (30, 2665662), (36, 2221385), (38, 2104470), (45, 1777108), (57, 1402980), (60, 1332831), (67, 1193580), (76, 1052235), (90, 888554), (95, 841788), (114, 701490), (134, 596790), (171, 467660), (180, 444277), (190, 420894), (201, 397860), (228, 350745), (268, 298395), (285, 280596), (335, 238716), (342, 233830), (349, 229140), (380, 210447), (402, 198930), (570, 140298), (603, 132620), (670, 119358), (684, 116915), (698, 114570), (804, 99465), (855, 93532), (1005, 79572), (1047, 76380), (1140, 70149), (1206, 66310), (1273, 62820), (1340, 59679), (1396, 57285), (1710, 46766), (1745, 45828), (2010, 39786), (2094, 38190), (2412, 33155), (2546, 31410), (3015, 26524), (3141, 25460), (3420, 23383), (3490, 22914), (3819, 20940), (4020, 19893), (4188, 19095), (5092, 15705), (5235, 15276), (6030, 13262), (6282, 12730), (6365, 12564), (6631, 12060), (6980, 11457), (7638, 10470)]