1915813260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{409}}^1\times {\mathrm{491}}^1$

素因数の和:968

約数の個数: 144

約数和(自身を含む): 5947512480

約数和(自身を除く): 4031699220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 409, 477, 491, 530, 636, 795, 818, 954, 982, 1060, 1227, 1473, 1590, 1636, 1908, 1964, 2045, 2385, 2454, 2455, 2946, 3180, 3681, 4090, 4419, 4770, 4908, 4910, 5892, 6135, 7362, 7365, 8180, 8838, 9540, 9820, 12270, 14724, 14730, 17676, 18405, 21677, 22095, 24540, 26023, 29460, 36810, 43354, 44190, 52046, 65031, 73620, 78069, 86708, 88380, 104092, 108385, 130062, 130115, 156138, 195093, 200819, 216770, 234207, 260124, 260230, 312276, 325155, 390186, 390345, 401638, 433540, 468414, 520460, 602457, 650310, 780372, 780690, 803276, 936828, 975465, 1004095, 1171035, 1204914, 1300620, 1561380, 1807371, 1950930, 2008190, 2342070, 2409828, 3012285, 3614742, 3901860, 4016380, 4684140, 6024570, 7229484, 9036855, 10643407, 12049140, 18073710, 21286814, 31930221, 36147420, 42573628, 53217035, 63860442, 95790663, 106434070, 127720884, 159651105, 191581326, 212868140, 319302210, 383162652, 478953315, 638604420, 957906630, 1915813260]

約数ペア:

[(1, 1915813260), (2, 957906630), (3, 638604420), (4, 478953315), (5, 383162652), (6, 319302210), (9, 212868140), (10, 191581326), (12, 159651105), (15, 127720884), (18, 106434070), (20, 95790663), (30, 63860442), (36, 53217035), (45, 42573628), (53, 36147420), (60, 31930221), (90, 21286814), (106, 18073710), (159, 12049140), (180, 10643407), (212, 9036855), (265, 7229484), (318, 6024570), (409, 4684140), (477, 4016380), (491, 3901860), (530, 3614742), (636, 3012285), (795, 2409828), (818, 2342070), (954, 2008190), (982, 1950930), (1060, 1807371), (1227, 1561380), (1473, 1300620), (1590, 1204914), (1636, 1171035), (1908, 1004095), (1964, 975465), (2045, 936828), (2385, 803276), (2454, 780690), (2455, 780372), (2946, 650310), (3180, 602457), (3681, 520460), (4090, 468414), (4419, 433540), (4770, 401638), (4908, 390345), (4910, 390186), (5892, 325155), (6135, 312276), (7362, 260230), (7365, 260124), (8180, 234207), (8838, 216770), (9540, 200819), (9820, 195093), (12270, 156138), (14724, 130115), (14730, 130062), (17676, 108385), (18405, 104092), (21677, 88380), (22095, 86708), (24540, 78069), (26023, 73620), (29460, 65031), (36810, 52046), (43354, 44190)]