181264440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{6961}}^1$

素因数の和:7013

約数の個数: 128

約数和(自身を含む): 641617920

約数和(自身を除く): 460353480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1736, 1860, 2170, 2604, 3255, 3720, 4340, 5208, 6510, 6961, 8680, 13020, 13922, 20883, 26040, 27844, 34805, 41766, 48727, 55688, 69610, 83532, 97454, 104415, 139220, 146181, 167064, 194908, 208830, 215791, 243635, 278440, 292362, 389816, 417660, 431582, 487270, 584724, 647373, 730905, 835320, 863164, 974540, 1078955, 1169448, 1294746, 1461810, 1510537, 1726328, 1949080, 2157910, 2589492, 2923620, 3021074, 3236865, 4315820, 4531611, 5178984, 5847240, 6042148, 6473730, 7552685, 8631640, 9063222, 12084296, 12947460, 15105370, 18126444, 22658055, 25894920, 30210740, 36252888, 45316110, 60421480, 90632220, 181264440]

約数ペア:

[(1, 181264440), (2, 90632220), (3, 60421480), (4, 45316110), (5, 36252888), (6, 30210740), (7, 25894920), (8, 22658055), (10, 18126444), (12, 15105370), (14, 12947460), (15, 12084296), (20, 9063222), (21, 8631640), (24, 7552685), (28, 6473730), (30, 6042148), (31, 5847240), (35, 5178984), (40, 4531611), (42, 4315820), (56, 3236865), (60, 3021074), (62, 2923620), (70, 2589492), (84, 2157910), (93, 1949080), (105, 1726328), (120, 1510537), (124, 1461810), (140, 1294746), (155, 1169448), (168, 1078955), (186, 974540), (210, 863164), (217, 835320), (248, 730905), (280, 647373), (310, 584724), (372, 487270), (420, 431582), (434, 417660), (465, 389816), (620, 292362), (651, 278440), (744, 243635), (840, 215791), (868, 208830), (930, 194908), (1085, 167064), (1240, 146181), (1302, 139220), (1736, 104415), (1860, 97454), (2170, 83532), (2604, 69610), (3255, 55688), (3720, 48727), (4340, 41766), (5208, 34805), (6510, 27844), (6961, 26040), (8680, 20883), (13020, 13922)]