166178340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{13003}}^1$

素因数の和:13089

約数の個数: 72

約数和(自身を含む): 511213248

約数和(自身を除く): 345034908

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 639, 710, 852, 1065, 1278, 1420, 2130, 2556, 3195, 4260, 6390, 12780, 13003, 26006, 39009, 52012, 65015, 78018, 117027, 130030, 156036, 195045, 234054, 260060, 390090, 468108, 585135, 780180, 923213, 1170270, 1846426, 2340540, 2769639, 3692852, 4616065, 5539278, 8308917, 9232130, 11078556, 13848195, 16617834, 18464260, 27696390, 33235668, 41544585, 55392780, 83089170, 166178340]

約数ペア:

[(1, 166178340), (2, 83089170), (3, 55392780), (4, 41544585), (5, 33235668), (6, 27696390), (9, 18464260), (10, 16617834), (12, 13848195), (15, 11078556), (18, 9232130), (20, 8308917), (30, 5539278), (36, 4616065), (45, 3692852), (60, 2769639), (71, 2340540), (90, 1846426), (142, 1170270), (180, 923213), (213, 780180), (284, 585135), (355, 468108), (426, 390090), (639, 260060), (710, 234054), (852, 195045), (1065, 156036), (1278, 130030), (1420, 117027), (2130, 78018), (2556, 65015), (3195, 52012), (4260, 39009), (6390, 26006), (12780, 13003)]