152439980

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{179}}^1$

素因数の和:292

約数の個数: 144

約数和(自身を含む): 413683200

約数和(自身を除く): 261243220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 79, 98, 110, 140, 154, 158, 179, 196, 220, 245, 308, 316, 358, 385, 395, 490, 539, 553, 716, 770, 790, 869, 895, 980, 1078, 1106, 1253, 1540, 1580, 1738, 1790, 1969, 2156, 2212, 2506, 2695, 2765, 3476, 3580, 3871, 3938, 4345, 5012, 5390, 5530, 6083, 6265, 7742, 7876, 8690, 8771, 9845, 10780, 11060, 12166, 12530, 13783, 14141, 15484, 17380, 17542, 19355, 19690, 24332, 25060, 27566, 28282, 30415, 35084, 38710, 39380, 42581, 43855, 55132, 56564, 60830, 68915, 70705, 77420, 85162, 87710, 96481, 98987, 121660, 137830, 141410, 155551, 170324, 175420, 192962, 197974, 212905, 275660, 282820, 311102, 385924, 395948, 425810, 482405, 494935, 622204, 692909, 777755, 851620, 964810, 989870, 1088857, 1385818, 1555510, 1929620, 1979740, 2177714, 2771636, 3111020, 3464545, 4355428, 5444285, 6929090, 7621999, 10888570, 13858180, 15243998, 21777140, 30487996, 38109995, 76219990, 152439980]

約数ペア:

[(1, 152439980), (2, 76219990), (4, 38109995), (5, 30487996), (7, 21777140), (10, 15243998), (11, 13858180), (14, 10888570), (20, 7621999), (22, 6929090), (28, 5444285), (35, 4355428), (44, 3464545), (49, 3111020), (55, 2771636), (70, 2177714), (77, 1979740), (79, 1929620), (98, 1555510), (110, 1385818), (140, 1088857), (154, 989870), (158, 964810), (179, 851620), (196, 777755), (220, 692909), (245, 622204), (308, 494935), (316, 482405), (358, 425810), (385, 395948), (395, 385924), (490, 311102), (539, 282820), (553, 275660), (716, 212905), (770, 197974), (790, 192962), (869, 175420), (895, 170324), (980, 155551), (1078, 141410), (1106, 137830), (1253, 121660), (1540, 98987), (1580, 96481), (1738, 87710), (1790, 85162), (1969, 77420), (2156, 70705), (2212, 68915), (2506, 60830), (2695, 56564), (2765, 55132), (3476, 43855), (3580, 42581), (3871, 39380), (3938, 38710), (4345, 35084), (5012, 30415), (5390, 28282), (5530, 27566), (6083, 25060), (6265, 24332), (7742, 19690), (7876, 19355), (8690, 17542), (8771, 17380), (9845, 15484), (10780, 14141), (11060, 13783), (12166, 12530)]