77985120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{503}}^1$

素因数の和:557

約数の個数: 192

約数和(自身を含む): 274337280

約数和(自身を除く): 196352160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 19, 20, 24, 30, 32, 34, 38, 40, 48, 51, 57, 60, 68, 76, 80, 85, 95, 96, 102, 114, 120, 136, 152, 160, 170, 190, 204, 228, 240, 255, 272, 285, 304, 323, 340, 380, 408, 456, 480, 503, 510, 544, 570, 608, 646, 680, 760, 816, 912, 969, 1006, 1020, 1140, 1292, 1360, 1509, 1520, 1615, 1632, 1824, 1938, 2012, 2040, 2280, 2515, 2584, 2720, 3018, 3040, 3230, 3876, 4024, 4080, 4560, 4845, 5030, 5168, 6036, 6460, 7545, 7752, 8048, 8160, 8551, 9120, 9557, 9690, 10060, 10336, 12072, 12920, 15090, 15504, 16096, 17102, 19114, 19380, 20120, 24144, 25653, 25840, 28671, 30180, 31008, 34204, 38228, 38760, 40240, 42755, 47785, 48288, 51306, 51680, 57342, 60360, 68408, 76456, 77520, 80480, 85510, 95570, 102612, 114684, 120720, 128265, 136816, 143355, 152912, 155040, 162469, 171020, 191140, 205224, 229368, 241440, 256530, 273632, 286710, 305824, 324938, 342040, 382280, 410448, 458736, 487407, 513060, 573420, 649876, 684080, 764560, 812345, 820896, 917472, 974814, 1026120, 1146840, 1299752, 1368160, 1529120, 1624690, 1949628, 2052240, 2293680, 2437035, 2599504, 3249380, 3899256, 4104480, 4587360, 4874070, 5199008, 6498760, 7798512, 9748140, 12997520, 15597024, 19496280, 25995040, 38992560, 77985120]

約数ペア:

[(1, 77985120), (2, 38992560), (3, 25995040), (4, 19496280), (5, 15597024), (6, 12997520), (8, 9748140), (10, 7798512), (12, 6498760), (15, 5199008), (16, 4874070), (17, 4587360), (19, 4104480), (20, 3899256), (24, 3249380), (30, 2599504), (32, 2437035), (34, 2293680), (38, 2052240), (40, 1949628), (48, 1624690), (51, 1529120), (57, 1368160), (60, 1299752), (68, 1146840), (76, 1026120), (80, 974814), (85, 917472), (95, 820896), (96, 812345), (102, 764560), (114, 684080), (120, 649876), (136, 573420), (152, 513060), (160, 487407), (170, 458736), (190, 410448), (204, 382280), (228, 342040), (240, 324938), (255, 305824), (272, 286710), (285, 273632), (304, 256530), (323, 241440), (340, 229368), (380, 205224), (408, 191140), (456, 171020), (480, 162469), (503, 155040), (510, 152912), (544, 143355), (570, 136816), (608, 128265), (646, 120720), (680, 114684), (760, 102612), (816, 95570), (912, 85510), (969, 80480), (1006, 77520), (1020, 76456), (1140, 68408), (1292, 60360), (1360, 57342), (1509, 51680), (1520, 51306), (1615, 48288), (1632, 47785), (1824, 42755), (1938, 40240), (2012, 38760), (2040, 38228), (2280, 34204), (2515, 31008), (2584, 30180), (2720, 28671), (3018, 25840), (3040, 25653), (3230, 24144), (3876, 20120), (4024, 19380), (4080, 19114), (4560, 17102), (4845, 16096), (5030, 15504), (5168, 15090), (6036, 12920), (6460, 12072), (7545, 10336), (7752, 10060), (8048, 9690), (8160, 9557), (8551, 9120)]