639449910

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{23}}^2\times {\mathrm{37}}^1$

素因数の和:121

約数の個数: 288

約数和(自身を含む): 2012300640

約数和(自身を除く): 1372850730

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 23, 27, 30, 33, 37, 45, 46, 54, 55, 66, 69, 74, 90, 99, 110, 111, 115, 121, 135, 138, 165, 185, 198, 207, 222, 230, 242, 253, 270, 297, 330, 333, 345, 363, 370, 407, 414, 495, 506, 529, 555, 594, 605, 621, 666, 690, 726, 759, 814, 851, 990, 999, 1035, 1058, 1089, 1110, 1210, 1221, 1242, 1265, 1485, 1518, 1587, 1665, 1702, 1815, 1998, 2035, 2070, 2178, 2277, 2442, 2530, 2553, 2645, 2783, 2970, 3105, 3174, 3267, 3330, 3630, 3663, 3795, 4070, 4255, 4477, 4554, 4761, 4995, 5106, 5290, 5445, 5566, 5819, 6105, 6210, 6534, 6831, 7326, 7590, 7659, 7935, 8349, 8510, 8954, 9361, 9522, 9990, 10890, 10989, 11385, 11638, 12210, 12765, 13431, 13662, 13915, 14283, 15318, 15870, 16335, 16698, 17457, 18315, 18722, 19573, 21978, 22385, 22770, 22977, 23805, 25047, 25530, 26862, 27830, 28083, 28566, 29095, 32670, 34155, 34914, 36630, 38295, 39146, 40293, 41745, 44770, 45954, 46805, 47610, 50094, 52371, 54945, 56166, 58190, 58719, 64009, 67155, 68310, 71415, 75141, 76590, 80586, 83490, 84249, 87285, 93610, 97865, 102971, 104742, 109890, 114885, 117438, 120879, 125235, 128018, 134310, 140415, 142830, 150282, 157113, 168498, 174570, 176157, 192027, 195730, 201465, 205942, 215303, 229770, 241758, 250470, 252747, 261855, 280830, 293595, 308913, 314226, 320045, 352314, 375705, 384054, 402930, 421245, 430606, 505494, 514855, 523710, 528471, 576081, 587190, 604395, 617826, 640090, 645909, 751410, 785565, 842490, 880785, 926739, 960135, 1029710, 1056942, 1076515, 1152162, 1208790, 1263735, 1291818, 1544565, 1571130, 1728243, 1761570, 1853478, 1920270, 1937727, 2153030, 2368333, 2527470, 2642355, 2780217, 2880405, 3089130, 3229545, 3456486, 3875454, 4633695, 4736666, 5284710, 5560434, 5760810, 5813181, 6459090, 7104999, 8641215, 9267390, 9688635, 11626362, 11841665, 13901085, 14209998, 17282430, 19377270, 21314997, 23683330, 27802170, 29065905, 35524995, 42629994, 58131810, 63944991, 71049990, 106574985, 127889982, 213149970, 319724955, 639449910]

約数ペア:

[(1, 639449910), (2, 319724955), (3, 213149970), (5, 127889982), (6, 106574985), (9, 71049990), (10, 63944991), (11, 58131810), (15, 42629994), (18, 35524995), (22, 29065905), (23, 27802170), (27, 23683330), (30, 21314997), (33, 19377270), (37, 17282430), (45, 14209998), (46, 13901085), (54, 11841665), (55, 11626362), (66, 9688635), (69, 9267390), (74, 8641215), (90, 7104999), (99, 6459090), (110, 5813181), (111, 5760810), (115, 5560434), (121, 5284710), (135, 4736666), (138, 4633695), (165, 3875454), (185, 3456486), (198, 3229545), (207, 3089130), (222, 2880405), (230, 2780217), (242, 2642355), (253, 2527470), (270, 2368333), (297, 2153030), (330, 1937727), (333, 1920270), (345, 1853478), (363, 1761570), (370, 1728243), (407, 1571130), (414, 1544565), (495, 1291818), (506, 1263735), (529, 1208790), (555, 1152162), (594, 1076515), (605, 1056942), (621, 1029710), (666, 960135), (690, 926739), (726, 880785), (759, 842490), (814, 785565), (851, 751410), (990, 645909), (999, 640090), (1035, 617826), (1058, 604395), (1089, 587190), (1110, 576081), (1210, 528471), (1221, 523710), (1242, 514855), (1265, 505494), (1485, 430606), (1518, 421245), (1587, 402930), (1665, 384054), (1702, 375705), (1815, 352314), (1998, 320045), (2035, 314226), (2070, 308913), (2178, 293595), (2277, 280830), (2442, 261855), (2530, 252747), (2553, 250470), (2645, 241758), (2783, 229770), (2970, 215303), (3105, 205942), (3174, 201465), (3267, 195730), (3330, 192027), (3630, 176157), (3663, 174570), (3795, 168498), (4070, 157113), (4255, 150282), (4477, 142830), (4554, 140415), (4761, 134310), (4995, 128018), (5106, 125235), (5290, 120879), (5445, 117438), (5566, 114885), (5819, 109890), (6105, 104742), (6210, 102971), (6534, 97865), (6831, 93610), (7326, 87285), (7590, 84249), (7659, 83490), (7935, 80586), (8349, 76590), (8510, 75141), (8954, 71415), (9361, 68310), (9522, 67155), (9990, 64009), (10890, 58719), (10989, 58190), (11385, 56166), (11638, 54945), (12210, 52371), (12765, 50094), (13431, 47610), (13662, 46805), (13915, 45954), (14283, 44770), (15318, 41745), (15870, 40293), (16335, 39146), (16698, 38295), (17457, 36630), (18315, 34914), (18722, 34155), (19573, 32670), (21978, 29095), (22385, 28566), (22770, 28083), (22977, 27830), (23805, 26862), (25047, 25530)]