78144240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:319

約数の個数: 160

約数和(自身を含む): 260340480

約数和(自身を除く): 182196240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 107, 120, 136, 170, 179, 204, 214, 240, 255, 272, 321, 340, 358, 408, 428, 510, 535, 537, 642, 680, 716, 816, 856, 895, 1020, 1070, 1074, 1284, 1360, 1432, 1605, 1712, 1790, 1819, 2040, 2140, 2148, 2568, 2685, 2864, 3043, 3210, 3580, 3638, 4080, 4280, 4296, 5136, 5370, 5457, 6086, 6420, 7160, 7276, 8560, 8592, 9095, 9129, 10740, 10914, 12172, 12840, 14320, 14552, 15215, 18190, 18258, 19153, 21480, 21828, 24344, 25680, 27285, 29104, 30430, 36380, 36516, 38306, 42960, 43656, 45645, 48688, 54570, 57459, 60860, 72760, 73032, 76612, 87312, 91290, 95765, 109140, 114918, 121720, 145520, 146064, 153224, 182580, 191530, 218280, 229836, 243440, 287295, 306448, 325601, 365160, 383060, 436560, 459672, 574590, 651202, 730320, 766120, 919344, 976803, 1149180, 1302404, 1532240, 1628005, 1953606, 2298360, 2604808, 3256010, 3907212, 4596720, 4884015, 5209616, 6512020, 7814424, 9768030, 13024040, 15628848, 19536060, 26048080, 39072120, 78144240]

約数ペア:

[(1, 78144240), (2, 39072120), (3, 26048080), (4, 19536060), (5, 15628848), (6, 13024040), (8, 9768030), (10, 7814424), (12, 6512020), (15, 5209616), (16, 4884015), (17, 4596720), (20, 3907212), (24, 3256010), (30, 2604808), (34, 2298360), (40, 1953606), (48, 1628005), (51, 1532240), (60, 1302404), (68, 1149180), (80, 976803), (85, 919344), (102, 766120), (107, 730320), (120, 651202), (136, 574590), (170, 459672), (179, 436560), (204, 383060), (214, 365160), (240, 325601), (255, 306448), (272, 287295), (321, 243440), (340, 229836), (358, 218280), (408, 191530), (428, 182580), (510, 153224), (535, 146064), (537, 145520), (642, 121720), (680, 114918), (716, 109140), (816, 95765), (856, 91290), (895, 87312), (1020, 76612), (1070, 73032), (1074, 72760), (1284, 60860), (1360, 57459), (1432, 54570), (1605, 48688), (1712, 45645), (1790, 43656), (1819, 42960), (2040, 38306), (2140, 36516), (2148, 36380), (2568, 30430), (2685, 29104), (2864, 27285), (3043, 25680), (3210, 24344), (3580, 21828), (3638, 21480), (4080, 19153), (4280, 18258), (4296, 18190), (5136, 15215), (5370, 14552), (5457, 14320), (6086, 12840), (6420, 12172), (7160, 10914), (7276, 10740), (8560, 9129), (8592, 9095)]