61860420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{557}}^1\times {\mathrm{617}}^1$

素因数の和:1189

約数の個数: 72

約数和(自身を含む): 188284824

約数和(自身を除く): 126424404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 557, 617, 1114, 1234, 1671, 1851, 2228, 2468, 2785, 3085, 3342, 3702, 5013, 5553, 5570, 6170, 6684, 7404, 8355, 9255, 10026, 11106, 11140, 12340, 16710, 18510, 20052, 22212, 25065, 27765, 33420, 37020, 50130, 55530, 100260, 111060, 343669, 687338, 1031007, 1374676, 1718345, 2062014, 3093021, 3436690, 4124028, 5155035, 6186042, 6873380, 10310070, 12372084, 15465105, 20620140, 30930210, 61860420]

約数ペア:

[(1, 61860420), (2, 30930210), (3, 20620140), (4, 15465105), (5, 12372084), (6, 10310070), (9, 6873380), (10, 6186042), (12, 5155035), (15, 4124028), (18, 3436690), (20, 3093021), (30, 2062014), (36, 1718345), (45, 1374676), (60, 1031007), (90, 687338), (180, 343669), (557, 111060), (617, 100260), (1114, 55530), (1234, 50130), (1671, 37020), (1851, 33420), (2228, 27765), (2468, 25065), (2785, 22212), (3085, 20052), (3342, 18510), (3702, 16710), (5013, 12340), (5553, 11140), (5570, 11106), (6170, 10026), (6684, 9255), (7404, 8355)]