308449890

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{293}}^1\times {\mathrm{557}}^1$

素因数の和:873

約数の個数: 128

約数和(自身を含む): 944939520

約数和(自身を除く): 636489630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 293, 315, 378, 557, 586, 630, 879, 945, 1114, 1465, 1671, 1758, 1890, 2051, 2637, 2785, 2930, 3342, 3899, 4102, 4395, 5013, 5274, 5570, 6153, 7798, 7911, 8355, 8790, 10026, 10255, 11697, 12306, 13185, 15039, 15822, 16710, 18459, 19495, 20510, 23394, 25065, 26370, 30078, 30765, 35091, 36918, 38990, 39555, 50130, 55377, 58485, 61530, 70182, 75195, 79110, 92295, 105273, 110754, 116970, 150390, 163201, 175455, 184590, 210546, 276885, 326402, 350910, 489603, 526365, 553770, 816005, 979206, 1052730, 1142407, 1468809, 1632010, 2284814, 2448015, 2937618, 3427221, 4406427, 4896030, 5712035, 6854442, 7344045, 8812854, 10281663, 11424070, 14688090, 17136105, 20563326, 22032135, 30844989, 34272210, 44064270, 51408315, 61689978, 102816630, 154224945, 308449890]

約数ペア:

[(1, 308449890), (2, 154224945), (3, 102816630), (5, 61689978), (6, 51408315), (7, 44064270), (9, 34272210), (10, 30844989), (14, 22032135), (15, 20563326), (18, 17136105), (21, 14688090), (27, 11424070), (30, 10281663), (35, 8812854), (42, 7344045), (45, 6854442), (54, 5712035), (63, 4896030), (70, 4406427), (90, 3427221), (105, 2937618), (126, 2448015), (135, 2284814), (189, 1632010), (210, 1468809), (270, 1142407), (293, 1052730), (315, 979206), (378, 816005), (557, 553770), (586, 526365), (630, 489603), (879, 350910), (945, 326402), (1114, 276885), (1465, 210546), (1671, 184590), (1758, 175455), (1890, 163201), (2051, 150390), (2637, 116970), (2785, 110754), (2930, 105273), (3342, 92295), (3899, 79110), (4102, 75195), (4395, 70182), (5013, 61530), (5274, 58485), (5570, 55377), (6153, 50130), (7798, 39555), (7911, 38990), (8355, 36918), (8790, 35091), (10026, 30765), (10255, 30078), (11697, 26370), (12306, 25065), (13185, 23394), (15039, 20510), (15822, 19495), (16710, 18459)]