131365860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{863}}^1$

素因数の和:977

約数の個数: 96

約数和(自身を含む): 383201280

約数和(自身を除く): 251835420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 59, 60, 86, 118, 129, 172, 177, 215, 236, 258, 295, 354, 430, 516, 590, 645, 708, 860, 863, 885, 1180, 1290, 1726, 1770, 2537, 2580, 2589, 3452, 3540, 4315, 5074, 5178, 7611, 8630, 10148, 10356, 12685, 12945, 15222, 17260, 25370, 25890, 30444, 37109, 38055, 50740, 50917, 51780, 74218, 76110, 101834, 111327, 148436, 152220, 152751, 185545, 203668, 222654, 254585, 305502, 371090, 445308, 509170, 556635, 611004, 742180, 763755, 1018340, 1113270, 1527510, 2189431, 2226540, 3055020, 4378862, 6568293, 8757724, 10947155, 13136586, 21894310, 26273172, 32841465, 43788620, 65682930, 131365860]

約数ペア:

[(1, 131365860), (2, 65682930), (3, 43788620), (4, 32841465), (5, 26273172), (6, 21894310), (10, 13136586), (12, 10947155), (15, 8757724), (20, 6568293), (30, 4378862), (43, 3055020), (59, 2226540), (60, 2189431), (86, 1527510), (118, 1113270), (129, 1018340), (172, 763755), (177, 742180), (215, 611004), (236, 556635), (258, 509170), (295, 445308), (354, 371090), (430, 305502), (516, 254585), (590, 222654), (645, 203668), (708, 185545), (860, 152751), (863, 152220), (885, 148436), (1180, 111327), (1290, 101834), (1726, 76110), (1770, 74218), (2537, 51780), (2580, 50917), (2589, 50740), (3452, 38055), (3540, 37109), (4315, 30444), (5074, 25890), (5178, 25370), (7611, 17260), (8630, 15222), (10148, 12945), (10356, 12685)]