19380882420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{491651}}^1$

素因数の和:491742

約数の個数: 96

約数和(自身を含む): 61122176640

約数和(自身を除く): 41741294220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 108, 135, 146, 180, 219, 270, 292, 365, 438, 540, 657, 730, 876, 1095, 1314, 1460, 1971, 2190, 2628, 3285, 3942, 4380, 6570, 7884, 9855, 13140, 19710, 39420, 491651, 983302, 1474953, 1966604, 2458255, 2949906, 4424859, 4916510, 5899812, 7374765, 8849718, 9833020, 13274577, 14749530, 17699436, 22124295, 26549154, 29499060, 35890523, 44248590, 53098308, 66372885, 71781046, 88497180, 107671569, 132745770, 143562092, 179452615, 215343138, 265491540, 323014707, 358905230, 430686276, 538357845, 646029414, 717810460, 969044121, 1076715690, 1292058828, 1615073535, 1938088242, 2153431380, 3230147070, 3876176484, 4845220605, 6460294140, 9690441210, 19380882420]

約数ペア:

[(1, 19380882420), (2, 9690441210), (3, 6460294140), (4, 4845220605), (5, 3876176484), (6, 3230147070), (9, 2153431380), (10, 1938088242), (12, 1615073535), (15, 1292058828), (18, 1076715690), (20, 969044121), (27, 717810460), (30, 646029414), (36, 538357845), (45, 430686276), (54, 358905230), (60, 323014707), (73, 265491540), (90, 215343138), (108, 179452615), (135, 143562092), (146, 132745770), (180, 107671569), (219, 88497180), (270, 71781046), (292, 66372885), (365, 53098308), (438, 44248590), (540, 35890523), (657, 29499060), (730, 26549154), (876, 22124295), (1095, 17699436), (1314, 14749530), (1460, 13274577), (1971, 9833020), (2190, 8849718), (2628, 7374765), (3285, 5899812), (3942, 4916510), (4380, 4424859), (6570, 2949906), (7884, 2458255), (9855, 1966604), (13140, 1474953), (19710, 983302), (39420, 491651)]