15361020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1399}}^1$

素因数の和:1475

約数の個数: 72

約数和(自身を含む): 47392800

約数和(自身を除く): 32031780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 61, 90, 122, 180, 183, 244, 305, 366, 549, 610, 732, 915, 1098, 1220, 1399, 1830, 2196, 2745, 2798, 3660, 4197, 5490, 5596, 6995, 8394, 10980, 12591, 13990, 16788, 20985, 25182, 27980, 41970, 50364, 62955, 83940, 85339, 125910, 170678, 251820, 256017, 341356, 426695, 512034, 768051, 853390, 1024068, 1280085, 1536102, 1706780, 2560170, 3072204, 3840255, 5120340, 7680510, 15361020]

約数ペア:

[(1, 15361020), (2, 7680510), (3, 5120340), (4, 3840255), (5, 3072204), (6, 2560170), (9, 1706780), (10, 1536102), (12, 1280085), (15, 1024068), (18, 853390), (20, 768051), (30, 512034), (36, 426695), (45, 341356), (60, 256017), (61, 251820), (90, 170678), (122, 125910), (180, 85339), (183, 83940), (244, 62955), (305, 50364), (366, 41970), (549, 27980), (610, 25182), (732, 20985), (915, 16788), (1098, 13990), (1220, 12591), (1399, 10980), (1830, 8394), (2196, 6995), (2745, 5596), (2798, 5490), (3660, 4197)]