1375808980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{839}}^1$

素因数の和:938

約数の個数: 192

約数和(自身を含む): 3840721920

約数和(自身を除く): 2464912940

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 52, 53, 65, 68, 70, 85, 91, 106, 119, 130, 140, 170, 182, 212, 221, 238, 260, 265, 340, 364, 371, 442, 455, 476, 530, 595, 689, 742, 839, 884, 901, 910, 1060, 1105, 1190, 1378, 1484, 1547, 1678, 1802, 1820, 1855, 2210, 2380, 2756, 3094, 3356, 3445, 3604, 3710, 4195, 4420, 4505, 4823, 5873, 6188, 6307, 6890, 7420, 7735, 8390, 9010, 9646, 10907, 11713, 11746, 12614, 13780, 14263, 15470, 16780, 18020, 19292, 21814, 23426, 23492, 24115, 25228, 28526, 29365, 30940, 31535, 43628, 44467, 46852, 48230, 54535, 57052, 58565, 58730, 63070, 71315, 76349, 81991, 88934, 96460, 99841, 109070, 117130, 117460, 126140, 142630, 152698, 163982, 177868, 185419, 199682, 218140, 222335, 234260, 285260, 305396, 311269, 327964, 370838, 381745, 399364, 409955, 444670, 499205, 578071, 622538, 741676, 755939, 763490, 819910, 889340, 927095, 998410, 1156142, 1245076, 1297933, 1511878, 1526980, 1556345, 1639820, 1854190, 1996820, 2312284, 2595866, 2890355, 3023756, 3112690, 3708380, 3779695, 4046497, 5191732, 5291573, 5780710, 6225380, 6489665, 7559390, 8092994, 9827207, 10583146, 11561420, 12979330, 15118780, 16185988, 19654414, 20232485, 21166292, 25958660, 26457865, 39308828, 40464970, 49136035, 52915730, 68790449, 80929940, 98272070, 105831460, 137580898, 196544140, 275161796, 343952245, 687904490, 1375808980]

約数ペア:

[(1, 1375808980), (2, 687904490), (4, 343952245), (5, 275161796), (7, 196544140), (10, 137580898), (13, 105831460), (14, 98272070), (17, 80929940), (20, 68790449), (26, 52915730), (28, 49136035), (34, 40464970), (35, 39308828), (52, 26457865), (53, 25958660), (65, 21166292), (68, 20232485), (70, 19654414), (85, 16185988), (91, 15118780), (106, 12979330), (119, 11561420), (130, 10583146), (140, 9827207), (170, 8092994), (182, 7559390), (212, 6489665), (221, 6225380), (238, 5780710), (260, 5291573), (265, 5191732), (340, 4046497), (364, 3779695), (371, 3708380), (442, 3112690), (455, 3023756), (476, 2890355), (530, 2595866), (595, 2312284), (689, 1996820), (742, 1854190), (839, 1639820), (884, 1556345), (901, 1526980), (910, 1511878), (1060, 1297933), (1105, 1245076), (1190, 1156142), (1378, 998410), (1484, 927095), (1547, 889340), (1678, 819910), (1802, 763490), (1820, 755939), (1855, 741676), (2210, 622538), (2380, 578071), (2756, 499205), (3094, 444670), (3356, 409955), (3445, 399364), (3604, 381745), (3710, 370838), (4195, 327964), (4420, 311269), (4505, 305396), (4823, 285260), (5873, 234260), (6188, 222335), (6307, 218140), (6890, 199682), (7420, 185419), (7735, 177868), (8390, 163982), (9010, 152698), (9646, 142630), (10907, 126140), (11713, 117460), (11746, 117130), (12614, 109070), (13780, 99841), (14263, 96460), (15470, 88934), (16780, 81991), (18020, 76349), (19292, 71315), (21814, 63070), (23426, 58730), (23492, 58565), (24115, 57052), (25228, 54535), (28526, 48230), (29365, 46852), (30940, 44467), (31535, 43628)]