164068660

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{251}}^1$

素因数の和:326

約数の個数: 144

約数和(自身を含む): 434367360

約数和(自身を除く): 270298700

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 29, 35, 46, 49, 58, 70, 92, 98, 115, 116, 140, 145, 161, 196, 203, 230, 245, 251, 290, 322, 406, 460, 490, 502, 580, 644, 667, 805, 812, 980, 1004, 1015, 1127, 1255, 1334, 1421, 1610, 1757, 2030, 2254, 2510, 2668, 2842, 3220, 3335, 3514, 4060, 4508, 4669, 5020, 5635, 5684, 5773, 6670, 7028, 7105, 7279, 8785, 9338, 11270, 11546, 12299, 13340, 14210, 14558, 17570, 18676, 22540, 23092, 23345, 24598, 28420, 28865, 29116, 32683, 35140, 36395, 40411, 46690, 49196, 50953, 57730, 61495, 65366, 72790, 80822, 93380, 101906, 115460, 122990, 130732, 145580, 161644, 163415, 167417, 202055, 203812, 245980, 254765, 282877, 326830, 334834, 356671, 404110, 509530, 565754, 653660, 669668, 713342, 808220, 837085, 1019060, 1131508, 1171919, 1414385, 1426684, 1674170, 1783355, 2343838, 2828770, 3348340, 3566710, 4687676, 5657540, 5859595, 7133420, 8203433, 11719190, 16406866, 23438380, 32813732, 41017165, 82034330, 164068660]

約数ペア:

[(1, 164068660), (2, 82034330), (4, 41017165), (5, 32813732), (7, 23438380), (10, 16406866), (14, 11719190), (20, 8203433), (23, 7133420), (28, 5859595), (29, 5657540), (35, 4687676), (46, 3566710), (49, 3348340), (58, 2828770), (70, 2343838), (92, 1783355), (98, 1674170), (115, 1426684), (116, 1414385), (140, 1171919), (145, 1131508), (161, 1019060), (196, 837085), (203, 808220), (230, 713342), (245, 669668), (251, 653660), (290, 565754), (322, 509530), (406, 404110), (460, 356671), (490, 334834), (502, 326830), (580, 282877), (644, 254765), (667, 245980), (805, 203812), (812, 202055), (980, 167417), (1004, 163415), (1015, 161644), (1127, 145580), (1255, 130732), (1334, 122990), (1421, 115460), (1610, 101906), (1757, 93380), (2030, 80822), (2254, 72790), (2510, 65366), (2668, 61495), (2842, 57730), (3220, 50953), (3335, 49196), (3514, 46690), (4060, 40411), (4508, 36395), (4669, 35140), (5020, 32683), (5635, 29116), (5684, 28865), (5773, 28420), (6670, 24598), (7028, 23345), (7105, 23092), (7279, 22540), (8785, 18676), (9338, 17570), (11270, 14558), (11546, 14210), (12299, 13340)]