289316280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{1471}}^1$

素因数の和:1645

約数の個数: 128

約数和(自身を含む): 953856000

約数和(自身を除く): 664539720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 149, 165, 220, 264, 298, 330, 440, 447, 596, 660, 745, 894, 1192, 1320, 1471, 1490, 1639, 1788, 2235, 2942, 2980, 3278, 3576, 4413, 4470, 4917, 5884, 5960, 6556, 7355, 8195, 8826, 8940, 9834, 11768, 13112, 14710, 16181, 16390, 17652, 17880, 19668, 22065, 24585, 29420, 32362, 32780, 35304, 39336, 44130, 48543, 49170, 58840, 64724, 65560, 80905, 88260, 97086, 98340, 129448, 161810, 176520, 194172, 196680, 219179, 242715, 323620, 388344, 438358, 485430, 647240, 657537, 876716, 970860, 1095895, 1315074, 1753432, 1941720, 2191790, 2410969, 2630148, 3287685, 4383580, 4821938, 5260296, 6575370, 7232907, 8767160, 9643876, 12054845, 13150740, 14465814, 19287752, 24109690, 26301480, 28931628, 36164535, 48219380, 57863256, 72329070, 96438760, 144658140, 289316280]

約数ペア:

[(1, 289316280), (2, 144658140), (3, 96438760), (4, 72329070), (5, 57863256), (6, 48219380), (8, 36164535), (10, 28931628), (11, 26301480), (12, 24109690), (15, 19287752), (20, 14465814), (22, 13150740), (24, 12054845), (30, 9643876), (33, 8767160), (40, 7232907), (44, 6575370), (55, 5260296), (60, 4821938), (66, 4383580), (88, 3287685), (110, 2630148), (120, 2410969), (132, 2191790), (149, 1941720), (165, 1753432), (220, 1315074), (264, 1095895), (298, 970860), (330, 876716), (440, 657537), (447, 647240), (596, 485430), (660, 438358), (745, 388344), (894, 323620), (1192, 242715), (1320, 219179), (1471, 196680), (1490, 194172), (1639, 176520), (1788, 161810), (2235, 129448), (2942, 98340), (2980, 97086), (3278, 88260), (3576, 80905), (4413, 65560), (4470, 64724), (4917, 58840), (5884, 49170), (5960, 48543), (6556, 44130), (7355, 39336), (8195, 35304), (8826, 32780), (8940, 32362), (9834, 29420), (11768, 24585), (13112, 22065), (14710, 19668), (16181, 17880), (16390, 17652)]