19675320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{397}}^1$

素因数の和:477

約数の個数: 128

約数和(自身を含む): 68774400

約数和(自身を除く): 49099080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 59, 60, 70, 84, 105, 118, 120, 140, 168, 177, 210, 236, 280, 295, 354, 397, 413, 420, 472, 590, 708, 794, 826, 840, 885, 1180, 1191, 1239, 1416, 1588, 1652, 1770, 1985, 2065, 2360, 2382, 2478, 2779, 3176, 3304, 3540, 3970, 4130, 4764, 4956, 5558, 5955, 6195, 7080, 7940, 8260, 8337, 9528, 9912, 11116, 11910, 12390, 13895, 15880, 16520, 16674, 22232, 23423, 23820, 24780, 27790, 33348, 41685, 46846, 47640, 49560, 55580, 66696, 70269, 83370, 93692, 111160, 117115, 140538, 163961, 166740, 187384, 234230, 281076, 327922, 333480, 351345, 468460, 491883, 562152, 655844, 702690, 819805, 936920, 983766, 1311688, 1405380, 1639610, 1967532, 2459415, 2810760, 3279220, 3935064, 4918830, 6558440, 9837660, 19675320]

約数ペア:

[(1, 19675320), (2, 9837660), (3, 6558440), (4, 4918830), (5, 3935064), (6, 3279220), (7, 2810760), (8, 2459415), (10, 1967532), (12, 1639610), (14, 1405380), (15, 1311688), (20, 983766), (21, 936920), (24, 819805), (28, 702690), (30, 655844), (35, 562152), (40, 491883), (42, 468460), (56, 351345), (59, 333480), (60, 327922), (70, 281076), (84, 234230), (105, 187384), (118, 166740), (120, 163961), (140, 140538), (168, 117115), (177, 111160), (210, 93692), (236, 83370), (280, 70269), (295, 66696), (354, 55580), (397, 49560), (413, 47640), (420, 46846), (472, 41685), (590, 33348), (708, 27790), (794, 24780), (826, 23820), (840, 23423), (885, 22232), (1180, 16674), (1191, 16520), (1239, 15880), (1416, 13895), (1588, 12390), (1652, 11910), (1770, 11116), (1985, 9912), (2065, 9528), (2360, 8337), (2382, 8260), (2478, 7940), (2779, 7080), (3176, 6195), (3304, 5955), (3540, 5558), (3970, 4956), (4130, 4764)]