1688893830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{691}}^1\times {\mathrm{2089}}^1$

素因数の和:2806

約数の個数: 96

約数和(自身を含む): 4738013280

約数和(自身を除く): 3049119450

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 26, 30, 39, 45, 65, 78, 90, 117, 130, 195, 234, 390, 585, 691, 1170, 1382, 2073, 2089, 3455, 4146, 4178, 6219, 6267, 6910, 8983, 10365, 10445, 12438, 12534, 17966, 18801, 20730, 20890, 26949, 27157, 31095, 31335, 37602, 44915, 53898, 54314, 62190, 62670, 80847, 81471, 89830, 94005, 134745, 135785, 161694, 162942, 188010, 244413, 269490, 271570, 404235, 407355, 488826, 808470, 814710, 1222065, 1443499, 2444130, 2886998, 4330497, 7217495, 8660994, 12991491, 14434990, 18765487, 21652485, 25982982, 37530974, 43304970, 56296461, 64957455, 93827435, 112592922, 129914910, 168889383, 187654870, 281482305, 337778766, 562964610, 844446915, 1688893830]

約数ペア:

[(1, 1688893830), (2, 844446915), (3, 562964610), (5, 337778766), (6, 281482305), (9, 187654870), (10, 168889383), (13, 129914910), (15, 112592922), (18, 93827435), (26, 64957455), (30, 56296461), (39, 43304970), (45, 37530974), (65, 25982982), (78, 21652485), (90, 18765487), (117, 14434990), (130, 12991491), (195, 8660994), (234, 7217495), (390, 4330497), (585, 2886998), (691, 2444130), (1170, 1443499), (1382, 1222065), (2073, 814710), (2089, 808470), (3455, 488826), (4146, 407355), (4178, 404235), (6219, 271570), (6267, 269490), (6910, 244413), (8983, 188010), (10365, 162942), (10445, 161694), (12438, 135785), (12534, 134745), (17966, 94005), (18801, 89830), (20730, 81471), (20890, 80847), (26949, 62670), (27157, 62190), (31095, 54314), (31335, 53898), (37602, 44915)]