78480090

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:318

約数の個数: 160

約数和(自身を含む): 236008080

約数和(自身を除く): 157527990

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 27, 29, 30, 39, 45, 54, 58, 65, 78, 81, 87, 90, 117, 130, 135, 145, 162, 174, 195, 234, 257, 261, 270, 290, 351, 377, 390, 405, 435, 514, 522, 585, 702, 754, 771, 783, 810, 870, 1053, 1131, 1170, 1285, 1305, 1542, 1566, 1755, 1885, 2106, 2262, 2313, 2349, 2570, 2610, 3341, 3393, 3510, 3770, 3855, 3915, 4626, 4698, 5265, 5655, 6682, 6786, 6939, 7453, 7710, 7830, 10023, 10179, 10530, 11310, 11565, 11745, 13878, 14906, 16705, 16965, 20046, 20358, 20817, 22359, 23130, 23490, 30069, 30537, 33410, 33930, 34695, 37265, 41634, 44718, 50115, 50895, 60138, 61074, 67077, 69390, 74530, 90207, 96889, 100230, 101790, 104085, 111795, 134154, 150345, 152685, 180414, 193778, 201231, 208170, 223590, 270621, 290667, 300690, 305370, 335385, 402462, 451035, 484445, 541242, 581334, 603693, 670770, 872001, 902070, 968890, 1006155, 1207386, 1353105, 1453335, 1744002, 2012310, 2616003, 2706210, 2906670, 3018465, 4360005, 5232006, 6036930, 7848009, 8720010, 13080015, 15696018, 26160030, 39240045, 78480090]

約数ペア:

[(1, 78480090), (2, 39240045), (3, 26160030), (5, 15696018), (6, 13080015), (9, 8720010), (10, 7848009), (13, 6036930), (15, 5232006), (18, 4360005), (26, 3018465), (27, 2906670), (29, 2706210), (30, 2616003), (39, 2012310), (45, 1744002), (54, 1453335), (58, 1353105), (65, 1207386), (78, 1006155), (81, 968890), (87, 902070), (90, 872001), (117, 670770), (130, 603693), (135, 581334), (145, 541242), (162, 484445), (174, 451035), (195, 402462), (234, 335385), (257, 305370), (261, 300690), (270, 290667), (290, 270621), (351, 223590), (377, 208170), (390, 201231), (405, 193778), (435, 180414), (514, 152685), (522, 150345), (585, 134154), (702, 111795), (754, 104085), (771, 101790), (783, 100230), (810, 96889), (870, 90207), (1053, 74530), (1131, 69390), (1170, 67077), (1285, 61074), (1305, 60138), (1542, 50895), (1566, 50115), (1755, 44718), (1885, 41634), (2106, 37265), (2262, 34695), (2313, 33930), (2349, 33410), (2570, 30537), (2610, 30069), (3341, 23490), (3393, 23130), (3510, 22359), (3770, 20817), (3855, 20358), (3915, 20046), (4626, 16965), (4698, 16705), (5265, 14906), (5655, 13878), (6682, 11745), (6786, 11565), (6939, 11310), (7453, 10530), (7710, 10179), (7830, 10023)]