80286780

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{10061}}^1$

素因数の和:10099

約数の個数: 96

約数和(自身を含む): 270466560

約数和(自身を除く): 190179780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 10061, 20122, 30183, 40244, 50305, 60366, 70427, 100610, 120732, 140854, 150915, 191159, 201220, 211281, 281708, 301830, 352135, 382318, 422562, 573477, 603660, 704270, 764636, 845124, 955795, 1056405, 1146954, 1338113, 1408540, 1911590, 2112810, 2293908, 2676226, 2867385, 3823180, 4014339, 4225620, 5352452, 5734770, 6690565, 8028678, 11469540, 13381130, 16057356, 20071695, 26762260, 40143390, 80286780]

約数ペア:

[(1, 80286780), (2, 40143390), (3, 26762260), (4, 20071695), (5, 16057356), (6, 13381130), (7, 11469540), (10, 8028678), (12, 6690565), (14, 5734770), (15, 5352452), (19, 4225620), (20, 4014339), (21, 3823180), (28, 2867385), (30, 2676226), (35, 2293908), (38, 2112810), (42, 1911590), (57, 1408540), (60, 1338113), (70, 1146954), (76, 1056405), (84, 955795), (95, 845124), (105, 764636), (114, 704270), (133, 603660), (140, 573477), (190, 422562), (210, 382318), (228, 352135), (266, 301830), (285, 281708), (380, 211281), (399, 201220), (420, 191159), (532, 150915), (570, 140854), (665, 120732), (798, 100610), (1140, 70427), (1330, 60366), (1596, 50305), (1995, 40244), (2660, 30183), (3990, 20122), (7980, 10061)]