245123970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{101}}^1\times {\mathrm{127}}^1$

素因数の和:265

約数の個数: 192

約数和(自身を含む): 750145536

約数和(自身を除く): 505021566

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 49, 65, 70, 78, 91, 98, 101, 105, 127, 130, 147, 182, 195, 202, 210, 245, 254, 273, 294, 303, 381, 390, 455, 490, 505, 546, 606, 635, 637, 707, 735, 762, 889, 910, 1010, 1270, 1274, 1313, 1365, 1414, 1470, 1515, 1651, 1778, 1905, 1911, 2121, 2626, 2667, 2730, 3030, 3185, 3302, 3535, 3810, 3822, 3939, 4242, 4445, 4949, 4953, 5334, 6223, 6370, 6565, 7070, 7878, 8255, 8890, 9191, 9555, 9898, 9906, 10605, 11557, 12446, 12827, 13130, 13335, 14847, 16510, 18382, 18669, 19110, 19695, 21210, 23114, 24745, 24765, 25654, 26670, 27573, 29694, 31115, 34671, 37338, 38481, 39390, 45955, 49490, 49530, 55146, 57785, 62230, 64135, 64337, 69342, 74235, 76962, 80899, 89789, 91910, 93345, 115570, 128270, 128674, 137865, 148470, 161798, 166751, 173355, 179578, 186690, 192405, 193011, 242697, 269367, 275730, 321685, 333502, 346710, 384810, 386022, 404495, 448945, 485394, 500253, 538734, 628523, 643370, 808990, 833755, 897890, 965055, 1000506, 1167257, 1213485, 1257046, 1346835, 1667510, 1885569, 1930110, 2334514, 2426970, 2501265, 2693670, 3142615, 3501771, 3771138, 5002530, 5836285, 6285230, 7003542, 8170799, 9427845, 11672570, 16341598, 17508855, 18855690, 24512397, 35017710, 40853995, 49024794, 81707990, 122561985, 245123970]

約数ペア:

[(1, 245123970), (2, 122561985), (3, 81707990), (5, 49024794), (6, 40853995), (7, 35017710), (10, 24512397), (13, 18855690), (14, 17508855), (15, 16341598), (21, 11672570), (26, 9427845), (30, 8170799), (35, 7003542), (39, 6285230), (42, 5836285), (49, 5002530), (65, 3771138), (70, 3501771), (78, 3142615), (91, 2693670), (98, 2501265), (101, 2426970), (105, 2334514), (127, 1930110), (130, 1885569), (147, 1667510), (182, 1346835), (195, 1257046), (202, 1213485), (210, 1167257), (245, 1000506), (254, 965055), (273, 897890), (294, 833755), (303, 808990), (381, 643370), (390, 628523), (455, 538734), (490, 500253), (505, 485394), (546, 448945), (606, 404495), (635, 386022), (637, 384810), (707, 346710), (735, 333502), (762, 321685), (889, 275730), (910, 269367), (1010, 242697), (1270, 193011), (1274, 192405), (1313, 186690), (1365, 179578), (1414, 173355), (1470, 166751), (1515, 161798), (1651, 148470), (1778, 137865), (1905, 128674), (1911, 128270), (2121, 115570), (2626, 93345), (2667, 91910), (2730, 89789), (3030, 80899), (3185, 76962), (3302, 74235), (3535, 69342), (3810, 64337), (3822, 64135), (3939, 62230), (4242, 57785), (4445, 55146), (4949, 49530), (4953, 49490), (5334, 45955), (6223, 39390), (6370, 38481), (6565, 37338), (7070, 34671), (7878, 31115), (8255, 29694), (8890, 27573), (9191, 26670), (9555, 25654), (9898, 24765), (9906, 24745), (10605, 23114), (11557, 21210), (12446, 19695), (12827, 19110), (13130, 18669), (13335, 18382), (14847, 16510)]