248322400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2$

素因数の和:118

約数の個数: 216

約数和(自身を含む): 698158440

約数和(自身を除く): 449836040

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 31, 32, 34, 38, 40, 50, 62, 68, 76, 80, 85, 95, 100, 124, 136, 152, 155, 160, 170, 190, 200, 248, 272, 304, 310, 323, 340, 380, 400, 425, 475, 496, 527, 544, 589, 608, 620, 646, 680, 760, 775, 800, 850, 950, 961, 992, 1054, 1178, 1240, 1292, 1360, 1520, 1550, 1615, 1700, 1900, 1922, 2108, 2356, 2480, 2584, 2635, 2720, 2945, 3040, 3100, 3230, 3400, 3800, 3844, 4216, 4712, 4805, 4960, 5168, 5270, 5890, 6200, 6460, 6800, 7600, 7688, 8075, 8432, 9424, 9610, 10013, 10336, 10540, 11780, 12400, 12920, 13175, 13600, 14725, 15200, 15376, 16150, 16337, 16864, 18259, 18848, 19220, 20026, 21080, 23560, 24025, 24800, 25840, 26350, 29450, 30752, 32300, 32674, 36518, 38440, 40052, 42160, 47120, 48050, 50065, 51680, 52700, 58900, 64600, 65348, 73036, 76880, 80104, 81685, 84320, 91295, 94240, 96100, 100130, 105400, 117800, 129200, 130696, 146072, 153760, 160208, 163370, 182590, 192200, 200260, 210800, 235600, 250325, 258400, 261392, 292144, 310403, 320416, 326740, 365180, 384400, 400520, 408425, 421600, 456475, 471200, 500650, 522784, 584288, 620806, 653480, 730360, 768800, 801040, 816850, 912950, 1001300, 1241612, 1306960, 1460720, 1552015, 1602080, 1633700, 1825900, 2002600, 2483224, 2613920, 2921440, 3104030, 3267400, 3651800, 4005200, 4966448, 6208060, 6534800, 7303600, 7760075, 8010400, 9932896, 12416120, 13069600, 14607200, 15520150, 24832240, 31040300, 49664480, 62080600, 124161200, 248322400]

約数ペア:

[(1, 248322400), (2, 124161200), (4, 62080600), (5, 49664480), (8, 31040300), (10, 24832240), (16, 15520150), (17, 14607200), (19, 13069600), (20, 12416120), (25, 9932896), (31, 8010400), (32, 7760075), (34, 7303600), (38, 6534800), (40, 6208060), (50, 4966448), (62, 4005200), (68, 3651800), (76, 3267400), (80, 3104030), (85, 2921440), (95, 2613920), (100, 2483224), (124, 2002600), (136, 1825900), (152, 1633700), (155, 1602080), (160, 1552015), (170, 1460720), (190, 1306960), (200, 1241612), (248, 1001300), (272, 912950), (304, 816850), (310, 801040), (323, 768800), (340, 730360), (380, 653480), (400, 620806), (425, 584288), (475, 522784), (496, 500650), (527, 471200), (544, 456475), (589, 421600), (608, 408425), (620, 400520), (646, 384400), (680, 365180), (760, 326740), (775, 320416), (800, 310403), (850, 292144), (950, 261392), (961, 258400), (992, 250325), (1054, 235600), (1178, 210800), (1240, 200260), (1292, 192200), (1360, 182590), (1520, 163370), (1550, 160208), (1615, 153760), (1700, 146072), (1900, 130696), (1922, 129200), (2108, 117800), (2356, 105400), (2480, 100130), (2584, 96100), (2635, 94240), (2720, 91295), (2945, 84320), (3040, 81685), (3100, 80104), (3230, 76880), (3400, 73036), (3800, 65348), (3844, 64600), (4216, 58900), (4712, 52700), (4805, 51680), (4960, 50065), (5168, 48050), (5270, 47120), (5890, 42160), (6200, 40052), (6460, 38440), (6800, 36518), (7600, 32674), (7688, 32300), (8075, 30752), (8432, 29450), (9424, 26350), (9610, 25840), (10013, 24800), (10336, 24025), (10540, 23560), (11780, 21080), (12400, 20026), (12920, 19220), (13175, 18848), (13600, 18259), (14725, 16864), (15200, 16337), (15376, 16150)]