320479080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1\times {\mathrm{383}}^1$

素因数の和:783

約数の個数: 128

約数和(自身を含む): 1017446400

約数和(自身を除く): 696967320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 76, 95, 114, 120, 152, 190, 228, 285, 367, 380, 383, 456, 570, 734, 760, 766, 1101, 1140, 1149, 1468, 1532, 1835, 1915, 2202, 2280, 2298, 2936, 3064, 3670, 3830, 4404, 4596, 5505, 5745, 6973, 7277, 7340, 7660, 8808, 9192, 11010, 11490, 13946, 14554, 14680, 15320, 20919, 21831, 22020, 22980, 27892, 29108, 34865, 36385, 41838, 43662, 44040, 45960, 55784, 58216, 69730, 72770, 83676, 87324, 104595, 109155, 139460, 140561, 145540, 167352, 174648, 209190, 218310, 278920, 281122, 291080, 418380, 421683, 436620, 562244, 702805, 836760, 843366, 873240, 1124488, 1405610, 1686732, 2108415, 2670659, 2811220, 3373464, 4216830, 5341318, 5622440, 8011977, 8433660, 10682636, 13353295, 16023954, 16867320, 21365272, 26706590, 32047908, 40059885, 53413180, 64095816, 80119770, 106826360, 160239540, 320479080]

約数ペア:

[(1, 320479080), (2, 160239540), (3, 106826360), (4, 80119770), (5, 64095816), (6, 53413180), (8, 40059885), (10, 32047908), (12, 26706590), (15, 21365272), (19, 16867320), (20, 16023954), (24, 13353295), (30, 10682636), (38, 8433660), (40, 8011977), (57, 5622440), (60, 5341318), (76, 4216830), (95, 3373464), (114, 2811220), (120, 2670659), (152, 2108415), (190, 1686732), (228, 1405610), (285, 1124488), (367, 873240), (380, 843366), (383, 836760), (456, 702805), (570, 562244), (734, 436620), (760, 421683), (766, 418380), (1101, 291080), (1140, 281122), (1149, 278920), (1468, 218310), (1532, 209190), (1835, 174648), (1915, 167352), (2202, 145540), (2280, 140561), (2298, 139460), (2936, 109155), (3064, 104595), (3670, 87324), (3830, 83676), (4404, 72770), (4596, 69730), (5505, 58216), (5745, 55784), (6973, 45960), (7277, 44040), (7340, 43662), (7660, 41838), (8808, 36385), (9192, 34865), (11010, 29108), (11490, 27892), (13946, 22980), (14554, 22020), (14680, 21831), (15320, 20919)]