65239920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^2\times {\mathrm{251}}^1$

素因数の和:308

約数の個数: 180

約数和(自身を含む): 232157016

約数和(自身を除く): 166917096

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 251, 285, 304, 342, 360, 361, 380, 456, 502, 570, 684, 720, 722, 753, 760, 855, 912, 1004, 1083, 1140, 1255, 1368, 1444, 1506, 1520, 1710, 1805, 2008, 2166, 2259, 2280, 2510, 2736, 2888, 3012, 3249, 3420, 3610, 3765, 4016, 4332, 4518, 4560, 4769, 5020, 5415, 5776, 6024, 6498, 6840, 7220, 7530, 8664, 9036, 9538, 10040, 10830, 11295, 12048, 12996, 13680, 14307, 14440, 15060, 16245, 17328, 18072, 19076, 20080, 21660, 22590, 23845, 25992, 28614, 28880, 30120, 32490, 36144, 38152, 42921, 43320, 45180, 47690, 51984, 57228, 60240, 64980, 71535, 76304, 85842, 86640, 90360, 90611, 95380, 114456, 129960, 143070, 171684, 180720, 181222, 190760, 214605, 228912, 259920, 271833, 286140, 343368, 362444, 381520, 429210, 453055, 543666, 572280, 686736, 724888, 815499, 858420, 906110, 1087332, 1144560, 1359165, 1449776, 1630998, 1716840, 1812220, 2174664, 2718330, 3261996, 3433680, 3624440, 4077495, 4349328, 5436660, 6523992, 7248880, 8154990, 10873320, 13047984, 16309980, 21746640, 32619960, 65239920]

約数ペア:

[(1, 65239920), (2, 32619960), (3, 21746640), (4, 16309980), (5, 13047984), (6, 10873320), (8, 8154990), (9, 7248880), (10, 6523992), (12, 5436660), (15, 4349328), (16, 4077495), (18, 3624440), (19, 3433680), (20, 3261996), (24, 2718330), (30, 2174664), (36, 1812220), (38, 1716840), (40, 1630998), (45, 1449776), (48, 1359165), (57, 1144560), (60, 1087332), (72, 906110), (76, 858420), (80, 815499), (90, 724888), (95, 686736), (114, 572280), (120, 543666), (144, 453055), (152, 429210), (171, 381520), (180, 362444), (190, 343368), (228, 286140), (240, 271833), (251, 259920), (285, 228912), (304, 214605), (342, 190760), (360, 181222), (361, 180720), (380, 171684), (456, 143070), (502, 129960), (570, 114456), (684, 95380), (720, 90611), (722, 90360), (753, 86640), (760, 85842), (855, 76304), (912, 71535), (1004, 64980), (1083, 60240), (1140, 57228), (1255, 51984), (1368, 47690), (1444, 45180), (1506, 43320), (1520, 42921), (1710, 38152), (1805, 36144), (2008, 32490), (2166, 30120), (2259, 28880), (2280, 28614), (2510, 25992), (2736, 23845), (2888, 22590), (3012, 21660), (3249, 20080), (3420, 19076), (3610, 18072), (3765, 17328), (4016, 16245), (4332, 15060), (4518, 14440), (4560, 14307), (4769, 13680), (5020, 12996), (5415, 12048), (5776, 11295), (6024, 10830), (6498, 10040), (6840, 9538), (7220, 9036), (7530, 8664)]