78345540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4783}}^1$

素因数の和:4818

約数の個数: 144

約数和(自身を含む): 292551168

約数和(自身を除く): 214205628

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 28, 30, 35, 36, 39, 42, 45, 52, 60, 63, 65, 70, 78, 84, 90, 91, 105, 117, 126, 130, 140, 156, 180, 182, 195, 210, 234, 252, 260, 273, 315, 364, 390, 420, 455, 468, 546, 585, 630, 780, 819, 910, 1092, 1170, 1260, 1365, 1638, 1820, 2340, 2730, 3276, 4095, 4783, 5460, 8190, 9566, 14349, 16380, 19132, 23915, 28698, 33481, 43047, 47830, 57396, 62179, 66962, 71745, 86094, 95660, 100443, 124358, 133924, 143490, 167405, 172188, 186537, 200886, 215235, 248716, 286980, 301329, 310895, 334810, 373074, 401772, 430470, 435253, 502215, 559611, 602658, 621790, 669620, 746148, 860940, 870506, 932685, 1004430, 1119222, 1205316, 1243580, 1305759, 1506645, 1741012, 1865370, 2008860, 2176265, 2238444, 2611518, 2798055, 3013290, 3730740, 3917277, 4352530, 5223036, 5596110, 6026580, 6528795, 7834554, 8705060, 11192220, 13057590, 15669108, 19586385, 26115180, 39172770, 78345540]

約数ペア:

[(1, 78345540), (2, 39172770), (3, 26115180), (4, 19586385), (5, 15669108), (6, 13057590), (7, 11192220), (9, 8705060), (10, 7834554), (12, 6528795), (13, 6026580), (14, 5596110), (15, 5223036), (18, 4352530), (20, 3917277), (21, 3730740), (26, 3013290), (28, 2798055), (30, 2611518), (35, 2238444), (36, 2176265), (39, 2008860), (42, 1865370), (45, 1741012), (52, 1506645), (60, 1305759), (63, 1243580), (65, 1205316), (70, 1119222), (78, 1004430), (84, 932685), (90, 870506), (91, 860940), (105, 746148), (117, 669620), (126, 621790), (130, 602658), (140, 559611), (156, 502215), (180, 435253), (182, 430470), (195, 401772), (210, 373074), (234, 334810), (252, 310895), (260, 301329), (273, 286980), (315, 248716), (364, 215235), (390, 200886), (420, 186537), (455, 172188), (468, 167405), (546, 143490), (585, 133924), (630, 124358), (780, 100443), (819, 95660), (910, 86094), (1092, 71745), (1170, 66962), (1260, 62179), (1365, 57396), (1638, 47830), (1820, 43047), (2340, 33481), (2730, 28698), (3276, 23915), (4095, 19132), (4783, 16380), (5460, 14349), (8190, 9566)]