80995860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2198

約数の個数: 144

約数和(自身を含む): 282260160

約数和(自身を除く): 201264300

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1980, 2090, 2153, 2508, 3135, 3420, 3762, 4180, 4306, 6270, 6459, 7524, 8612, 9405, 10765, 12540, 12918, 18810, 19377, 21530, 23683, 25836, 32295, 37620, 38754, 40907, 43060, 47366, 64590, 71049, 77508, 81814, 94732, 96885, 118415, 122721, 129180, 142098, 163628, 193770, 204535, 213147, 236830, 245442, 284196, 355245, 368163, 387540, 409070, 426294, 449977, 473660, 490884, 613605, 710490, 736326, 818140, 852588, 899954, 1065735, 1227210, 1349931, 1420980, 1472652, 1799908, 1840815, 2131470, 2249885, 2454420, 2699862, 3681630, 4049793, 4262940, 4499770, 5399724, 6749655, 7363260, 8099586, 8999540, 13499310, 16199172, 20248965, 26998620, 40497930, 80995860]

約数ペア:

[(1, 80995860), (2, 40497930), (3, 26998620), (4, 20248965), (5, 16199172), (6, 13499310), (9, 8999540), (10, 8099586), (11, 7363260), (12, 6749655), (15, 5399724), (18, 4499770), (19, 4262940), (20, 4049793), (22, 3681630), (30, 2699862), (33, 2454420), (36, 2249885), (38, 2131470), (44, 1840815), (45, 1799908), (55, 1472652), (57, 1420980), (60, 1349931), (66, 1227210), (76, 1065735), (90, 899954), (95, 852588), (99, 818140), (110, 736326), (114, 710490), (132, 613605), (165, 490884), (171, 473660), (180, 449977), (190, 426294), (198, 409070), (209, 387540), (220, 368163), (228, 355245), (285, 284196), (330, 245442), (342, 236830), (380, 213147), (396, 204535), (418, 193770), (495, 163628), (570, 142098), (627, 129180), (660, 122721), (684, 118415), (836, 96885), (855, 94732), (990, 81814), (1045, 77508), (1140, 71049), (1254, 64590), (1710, 47366), (1881, 43060), (1980, 40907), (2090, 38754), (2153, 37620), (2508, 32295), (3135, 25836), (3420, 23683), (3762, 21530), (4180, 19377), (4306, 18810), (6270, 12918), (6459, 12540), (7524, 10765), (8612, 9405)]