289901340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{211}}^1\times {\mathrm{449}}^1$

素因数の和:692

約数の個数: 144

約数和(自身を含む): 937591200

約数和(自身を除く): 647689860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 211, 255, 306, 340, 422, 449, 510, 612, 633, 765, 844, 898, 1020, 1055, 1266, 1347, 1530, 1796, 1899, 2110, 2245, 2532, 2694, 3060, 3165, 3587, 3798, 4041, 4220, 4490, 5388, 6330, 6735, 7174, 7596, 7633, 8082, 8980, 9495, 10761, 12660, 13470, 14348, 15266, 16164, 17935, 18990, 20205, 21522, 22899, 26940, 30532, 32283, 35870, 37980, 38165, 40410, 43044, 45798, 53805, 64566, 68697, 71740, 76330, 80820, 91596, 94739, 107610, 114495, 129132, 137394, 152660, 161415, 189478, 215220, 228990, 274788, 284217, 322830, 343485, 378956, 457980, 473695, 568434, 645660, 686970, 852651, 947390, 1136868, 1373940, 1421085, 1610563, 1705302, 1894780, 2842170, 3221126, 3410604, 4263255, 4831689, 5684340, 6442252, 8052815, 8526510, 9663378, 14495067, 16105630, 17053020, 19326756, 24158445, 28990134, 32211260, 48316890, 57980268, 72475335, 96633780, 144950670, 289901340]

約数ペア:

[(1, 289901340), (2, 144950670), (3, 96633780), (4, 72475335), (5, 57980268), (6, 48316890), (9, 32211260), (10, 28990134), (12, 24158445), (15, 19326756), (17, 17053020), (18, 16105630), (20, 14495067), (30, 9663378), (34, 8526510), (36, 8052815), (45, 6442252), (51, 5684340), (60, 4831689), (68, 4263255), (85, 3410604), (90, 3221126), (102, 2842170), (153, 1894780), (170, 1705302), (180, 1610563), (204, 1421085), (211, 1373940), (255, 1136868), (306, 947390), (340, 852651), (422, 686970), (449, 645660), (510, 568434), (612, 473695), (633, 457980), (765, 378956), (844, 343485), (898, 322830), (1020, 284217), (1055, 274788), (1266, 228990), (1347, 215220), (1530, 189478), (1796, 161415), (1899, 152660), (2110, 137394), (2245, 129132), (2532, 114495), (2694, 107610), (3060, 94739), (3165, 91596), (3587, 80820), (3798, 76330), (4041, 71740), (4220, 68697), (4490, 64566), (5388, 53805), (6330, 45798), (6735, 43044), (7174, 40410), (7596, 38165), (7633, 37980), (8082, 35870), (8980, 32283), (9495, 30532), (10761, 26940), (12660, 22899), (13470, 21522), (14348, 20205), (15266, 18990), (16164, 17935)]