153894540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{157}}^1$

素因数の和:248

約数の個数: 144

約数和(自身を含む): 474447456

約数和(自身を除く): 320552916

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 157, 170, 186, 204, 255, 310, 314, 340, 372, 465, 471, 510, 527, 620, 628, 785, 930, 942, 961, 1020, 1054, 1570, 1581, 1860, 1884, 1922, 2108, 2355, 2635, 2669, 2883, 3140, 3162, 3844, 4710, 4805, 4867, 5270, 5338, 5766, 6324, 7905, 8007, 9420, 9610, 9734, 10540, 10676, 11532, 13345, 14415, 14601, 15810, 16014, 16337, 19220, 19468, 24335, 26690, 28830, 29202, 31620, 32028, 32674, 40035, 48670, 49011, 53380, 57660, 58404, 65348, 73005, 80070, 81685, 82739, 97340, 98022, 146010, 150877, 160140, 163370, 165478, 196044, 245055, 248217, 292020, 301754, 326740, 330956, 413695, 452631, 490110, 496434, 603508, 754385, 827390, 905262, 980220, 992868, 1241085, 1508770, 1654780, 1810524, 2263155, 2482170, 2564909, 3017540, 4526310, 4964340, 5129818, 7694727, 9052620, 10259636, 12824545, 15389454, 25649090, 30778908, 38473635, 51298180, 76947270, 153894540]

約数ペア:

[(1, 153894540), (2, 76947270), (3, 51298180), (4, 38473635), (5, 30778908), (6, 25649090), (10, 15389454), (12, 12824545), (15, 10259636), (17, 9052620), (20, 7694727), (30, 5129818), (31, 4964340), (34, 4526310), (51, 3017540), (60, 2564909), (62, 2482170), (68, 2263155), (85, 1810524), (93, 1654780), (102, 1508770), (124, 1241085), (155, 992868), (157, 980220), (170, 905262), (186, 827390), (204, 754385), (255, 603508), (310, 496434), (314, 490110), (340, 452631), (372, 413695), (465, 330956), (471, 326740), (510, 301754), (527, 292020), (620, 248217), (628, 245055), (785, 196044), (930, 165478), (942, 163370), (961, 160140), (1020, 150877), (1054, 146010), (1570, 98022), (1581, 97340), (1860, 82739), (1884, 81685), (1922, 80070), (2108, 73005), (2355, 65348), (2635, 58404), (2669, 57660), (2883, 53380), (3140, 49011), (3162, 48670), (3844, 40035), (4710, 32674), (4805, 32028), (4867, 31620), (5270, 29202), (5338, 28830), (5766, 26690), (6324, 24335), (7905, 19468), (8007, 19220), (9420, 16337), (9610, 16014), (9734, 15810), (10540, 14601), (10676, 14415), (11532, 13345)]