197398980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{57719}}^1$

素因数の和:57753

約数の個数: 72

約数和(自身を含む): 630302400

約数和(自身を除く): 432903420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 60, 76, 90, 95, 114, 171, 180, 190, 228, 285, 342, 380, 570, 684, 855, 1140, 1710, 3420, 57719, 115438, 173157, 230876, 288595, 346314, 519471, 577190, 692628, 865785, 1038942, 1096661, 1154380, 1731570, 2077884, 2193322, 2597355, 3289983, 3463140, 4386644, 5194710, 5483305, 6579966, 9869949, 10389420, 10966610, 13159932, 16449915, 19739898, 21933220, 32899830, 39479796, 49349745, 65799660, 98699490, 197398980]

約数ペア:

[(1, 197398980), (2, 98699490), (3, 65799660), (4, 49349745), (5, 39479796), (6, 32899830), (9, 21933220), (10, 19739898), (12, 16449915), (15, 13159932), (18, 10966610), (19, 10389420), (20, 9869949), (30, 6579966), (36, 5483305), (38, 5194710), (45, 4386644), (57, 3463140), (60, 3289983), (76, 2597355), (90, 2193322), (95, 2077884), (114, 1731570), (171, 1154380), (180, 1096661), (190, 1038942), (228, 865785), (285, 692628), (342, 577190), (380, 519471), (570, 346314), (684, 288595), (855, 230876), (1140, 173157), (1710, 115438), (3420, 57719)]