279520020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{6287}}^1$

素因数の和:6334

約数の個数: 144

約数和(自身を含む): 961309440

約数和(自身を除く): 681789420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 45, 52, 57, 60, 65, 76, 78, 90, 95, 114, 117, 130, 156, 171, 180, 190, 195, 228, 234, 247, 260, 285, 342, 380, 390, 468, 494, 570, 585, 684, 741, 780, 855, 988, 1140, 1170, 1235, 1482, 1710, 2223, 2340, 2470, 2964, 3420, 3705, 4446, 4940, 6287, 7410, 8892, 11115, 12574, 14820, 18861, 22230, 25148, 31435, 37722, 44460, 56583, 62870, 75444, 81731, 94305, 113166, 119453, 125740, 163462, 188610, 226332, 238906, 245193, 282915, 326924, 358359, 377220, 408655, 477812, 490386, 565830, 597265, 716718, 735579, 817310, 980772, 1075077, 1131660, 1194530, 1225965, 1433436, 1471158, 1552889, 1634620, 1791795, 2150154, 2389060, 2451930, 2942316, 3105778, 3583590, 3677895, 4300308, 4658667, 4903860, 5375385, 6211556, 7167180, 7355790, 7764445, 9317334, 10750770, 13976001, 14711580, 15528890, 18634668, 21501540, 23293335, 27952002, 31057780, 46586670, 55904004, 69880005, 93173340, 139760010, 279520020]

約数ペア:

[(1, 279520020), (2, 139760010), (3, 93173340), (4, 69880005), (5, 55904004), (6, 46586670), (9, 31057780), (10, 27952002), (12, 23293335), (13, 21501540), (15, 18634668), (18, 15528890), (19, 14711580), (20, 13976001), (26, 10750770), (30, 9317334), (36, 7764445), (38, 7355790), (39, 7167180), (45, 6211556), (52, 5375385), (57, 4903860), (60, 4658667), (65, 4300308), (76, 3677895), (78, 3583590), (90, 3105778), (95, 2942316), (114, 2451930), (117, 2389060), (130, 2150154), (156, 1791795), (171, 1634620), (180, 1552889), (190, 1471158), (195, 1433436), (228, 1225965), (234, 1194530), (247, 1131660), (260, 1075077), (285, 980772), (342, 817310), (380, 735579), (390, 716718), (468, 597265), (494, 565830), (570, 490386), (585, 477812), (684, 408655), (741, 377220), (780, 358359), (855, 326924), (988, 282915), (1140, 245193), (1170, 238906), (1235, 226332), (1482, 188610), (1710, 163462), (2223, 125740), (2340, 119453), (2470, 113166), (2964, 94305), (3420, 81731), (3705, 75444), (4446, 62870), (4940, 56583), (6287, 44460), (7410, 37722), (8892, 31435), (11115, 25148), (12574, 22230), (14820, 18861)]