163981320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2593}}^1$

素因数の和:2655

約数の個数: 128

約数和(自身を含む): 537891840

約数和(自身を除く): 373910520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2593, 2635, 3162, 3720, 4216, 5186, 5270, 6324, 7779, 7905, 10372, 10540, 12648, 12965, 15558, 15810, 20744, 21080, 25930, 31116, 31620, 38895, 44081, 51860, 62232, 63240, 77790, 80383, 88162, 103720, 132243, 155580, 160766, 176324, 220405, 241149, 264486, 311160, 321532, 352648, 401915, 440810, 482298, 528972, 643064, 661215, 803830, 881620, 964596, 1057944, 1205745, 1322430, 1366511, 1607660, 1763240, 1929192, 2411490, 2644860, 2733022, 3215320, 4099533, 4822980, 5289720, 5466044, 6832555, 8199066, 9645960, 10932088, 13665110, 16398132, 20497665, 27330220, 32796264, 40995330, 54660440, 81990660, 163981320]

約数ペア:

[(1, 163981320), (2, 81990660), (3, 54660440), (4, 40995330), (5, 32796264), (6, 27330220), (8, 20497665), (10, 16398132), (12, 13665110), (15, 10932088), (17, 9645960), (20, 8199066), (24, 6832555), (30, 5466044), (31, 5289720), (34, 4822980), (40, 4099533), (51, 3215320), (60, 2733022), (62, 2644860), (68, 2411490), (85, 1929192), (93, 1763240), (102, 1607660), (120, 1366511), (124, 1322430), (136, 1205745), (155, 1057944), (170, 964596), (186, 881620), (204, 803830), (248, 661215), (255, 643064), (310, 528972), (340, 482298), (372, 440810), (408, 401915), (465, 352648), (510, 321532), (527, 311160), (620, 264486), (680, 241149), (744, 220405), (930, 176324), (1020, 160766), (1054, 155580), (1240, 132243), (1581, 103720), (1860, 88162), (2040, 80383), (2108, 77790), (2593, 63240), (2635, 62232), (3162, 51860), (3720, 44081), (4216, 38895), (5186, 31620), (5270, 31116), (6324, 25930), (7779, 21080), (7905, 20744), (10372, 15810), (10540, 15558), (12648, 12965)]