221135370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{149}}^1\times {\mathrm{811}}^1$

素因数の和:1031

約数の個数: 64

約数和(自身を含む): 543715200

約数和(自身を除く): 322579830

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 61, 122, 149, 183, 298, 305, 366, 447, 610, 745, 811, 894, 915, 1490, 1622, 1830, 2235, 2433, 4055, 4470, 4866, 8110, 9089, 12165, 18178, 24330, 27267, 45445, 49471, 54534, 90890, 98942, 120839, 136335, 148413, 241678, 247355, 272670, 296826, 362517, 494710, 604195, 725034, 742065, 1208390, 1484130, 1812585, 3625170, 7371179, 14742358, 22113537, 36855895, 44227074, 73711790, 110567685, 221135370]

約数ペア:

[(1, 221135370), (2, 110567685), (3, 73711790), (5, 44227074), (6, 36855895), (10, 22113537), (15, 14742358), (30, 7371179), (61, 3625170), (122, 1812585), (149, 1484130), (183, 1208390), (298, 742065), (305, 725034), (366, 604195), (447, 494710), (610, 362517), (745, 296826), (811, 272670), (894, 247355), (915, 241678), (1490, 148413), (1622, 136335), (1830, 120839), (2235, 98942), (2433, 90890), (4055, 54534), (4470, 49471), (4866, 45445), (8110, 27267), (9089, 24330), (12165, 18178)]