208437900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{761}}^1$

素因数の和:872

約数の個数: 144

約数和(自身を含む): 666707328

約数和(自身を除く): 458269428

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 25, 30, 33, 44, 50, 55, 60, 66, 75, 83, 100, 110, 132, 150, 165, 166, 220, 249, 275, 300, 330, 332, 415, 498, 550, 660, 761, 825, 830, 913, 996, 1100, 1245, 1522, 1650, 1660, 1826, 2075, 2283, 2490, 2739, 3044, 3300, 3652, 3805, 4150, 4565, 4566, 4980, 5478, 6225, 7610, 8300, 8371, 9130, 9132, 10956, 11415, 12450, 13695, 15220, 16742, 18260, 19025, 22825, 22830, 24900, 25113, 27390, 33484, 38050, 41855, 45650, 45660, 50226, 54780, 57075, 63163, 68475, 76100, 83710, 91300, 100452, 114150, 125565, 126326, 136950, 167420, 189489, 209275, 228300, 251130, 252652, 273900, 315815, 378978, 418550, 502260, 627825, 631630, 694793, 757956, 837100, 947445, 1255650, 1263260, 1389586, 1579075, 1894890, 2084379, 2511300, 2779172, 3158150, 3473965, 3789780, 4168758, 4737225, 6316300, 6947930, 8337516, 9474450, 10421895, 13895860, 17369825, 18948900, 20843790, 34739650, 41687580, 52109475, 69479300, 104218950, 208437900]

約数ペア:

[(1, 208437900), (2, 104218950), (3, 69479300), (4, 52109475), (5, 41687580), (6, 34739650), (10, 20843790), (11, 18948900), (12, 17369825), (15, 13895860), (20, 10421895), (22, 9474450), (25, 8337516), (30, 6947930), (33, 6316300), (44, 4737225), (50, 4168758), (55, 3789780), (60, 3473965), (66, 3158150), (75, 2779172), (83, 2511300), (100, 2084379), (110, 1894890), (132, 1579075), (150, 1389586), (165, 1263260), (166, 1255650), (220, 947445), (249, 837100), (275, 757956), (300, 694793), (330, 631630), (332, 627825), (415, 502260), (498, 418550), (550, 378978), (660, 315815), (761, 273900), (825, 252652), (830, 251130), (913, 228300), (996, 209275), (1100, 189489), (1245, 167420), (1522, 136950), (1650, 126326), (1660, 125565), (1826, 114150), (2075, 100452), (2283, 91300), (2490, 83710), (2739, 76100), (3044, 68475), (3300, 63163), (3652, 57075), (3805, 54780), (4150, 50226), (4565, 45660), (4566, 45650), (4980, 41855), (5478, 38050), (6225, 33484), (7610, 27390), (8300, 25113), (8371, 24900), (9130, 22830), (9132, 22825), (10956, 19025), (11415, 18260), (12450, 16742), (13695, 15220)]