320610480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{179}}^1\times {\mathrm{439}}^1$

素因数の和:651

約数の個数: 160

約数和(自身を含む): 1060646400

約数和(自身を除く): 740035920

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, 120, 136, 170, 179, 204, 240, 255, 272, 340, 358, 408, 439, 510, 537, 680, 716, 816, 878, 895, 1020, 1074, 1317, 1360, 1432, 1756, 1790, 2040, 2148, 2195, 2634, 2685, 2864, 3043, 3512, 3580, 4080, 4296, 4390, 5268, 5370, 6086, 6585, 7024, 7160, 7463, 8592, 8780, 9129, 10536, 10740, 12172, 13170, 14320, 14926, 15215, 17560, 18258, 21072, 21480, 22389, 24344, 26340, 29852, 30430, 35120, 36516, 37315, 42960, 44778, 45645, 48688, 52680, 59704, 60860, 73032, 74630, 78581, 89556, 91290, 105360, 111945, 119408, 121720, 146064, 149260, 157162, 179112, 182580, 223890, 235743, 243440, 298520, 314324, 358224, 365160, 392905, 447780, 471486, 597040, 628648, 730320, 785810, 895560, 942972, 1178715, 1257296, 1335877, 1571620, 1791120, 1885944, 2357430, 2671754, 3143240, 3771888, 4007631, 4714860, 5343508, 6286480, 6679385, 8015262, 9429720, 10687016, 13358770, 16030524, 18859440, 20038155, 21374032, 26717540, 32061048, 40076310, 53435080, 64122096, 80152620, 106870160, 160305240, 320610480]

約数ペア:

[(1, 320610480), (2, 160305240), (3, 106870160), (4, 80152620), (5, 64122096), (6, 53435080), (8, 40076310), (10, 32061048), (12, 26717540), (15, 21374032), (16, 20038155), (17, 18859440), (20, 16030524), (24, 13358770), (30, 10687016), (34, 9429720), (40, 8015262), (48, 6679385), (51, 6286480), (60, 5343508), (68, 4714860), (80, 4007631), (85, 3771888), (102, 3143240), (120, 2671754), (136, 2357430), (170, 1885944), (179, 1791120), (204, 1571620), (240, 1335877), (255, 1257296), (272, 1178715), (340, 942972), (358, 895560), (408, 785810), (439, 730320), (510, 628648), (537, 597040), (680, 471486), (716, 447780), (816, 392905), (878, 365160), (895, 358224), (1020, 314324), (1074, 298520), (1317, 243440), (1360, 235743), (1432, 223890), (1756, 182580), (1790, 179112), (2040, 157162), (2148, 149260), (2195, 146064), (2634, 121720), (2685, 119408), (2864, 111945), (3043, 105360), (3512, 91290), (3580, 89556), (4080, 78581), (4296, 74630), (4390, 73032), (5268, 60860), (5370, 59704), (6086, 52680), (6585, 48688), (7024, 45645), (7160, 44778), (7463, 42960), (8592, 37315), (8780, 36516), (9129, 35120), (10536, 30430), (10740, 29852), (12172, 26340), (13170, 24344), (14320, 22389), (14926, 21480), (15215, 21072), (17560, 18258)]