179920720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{229}}^1$

素因数の和:333

約数の個数: 160

約数和(自身を含む): 509253120

約数和(自身を除く): 329332400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 61, 70, 80, 92, 112, 115, 122, 140, 161, 184, 229, 230, 244, 280, 305, 322, 368, 427, 458, 460, 488, 560, 610, 644, 805, 854, 916, 920, 976, 1145, 1220, 1288, 1403, 1603, 1610, 1708, 1832, 1840, 2135, 2290, 2440, 2576, 2806, 3206, 3220, 3416, 3664, 4270, 4580, 4880, 5267, 5612, 6412, 6440, 6832, 7015, 8015, 8540, 9160, 9821, 10534, 11224, 12824, 12880, 13969, 14030, 16030, 17080, 18320, 19642, 21068, 22448, 25648, 26335, 27938, 28060, 32060, 34160, 36869, 39284, 42136, 49105, 52670, 55876, 56120, 64120, 69845, 73738, 78568, 84272, 97783, 98210, 105340, 111752, 112240, 128240, 139690, 147476, 157136, 184345, 195566, 196420, 210680, 223504, 279380, 294952, 321287, 368690, 391132, 392840, 421360, 488915, 558760, 589904, 642574, 737380, 782264, 785680, 977830, 1117520, 1285148, 1474760, 1564528, 1606435, 1955660, 2249009, 2570296, 2949520, 3212870, 3911320, 4498018, 5140592, 6425740, 7822640, 8996036, 11245045, 12851480, 17992072, 22490090, 25702960, 35984144, 44980180, 89960360, 179920720]

約数ペア:

[(1, 179920720), (2, 89960360), (4, 44980180), (5, 35984144), (7, 25702960), (8, 22490090), (10, 17992072), (14, 12851480), (16, 11245045), (20, 8996036), (23, 7822640), (28, 6425740), (35, 5140592), (40, 4498018), (46, 3911320), (56, 3212870), (61, 2949520), (70, 2570296), (80, 2249009), (92, 1955660), (112, 1606435), (115, 1564528), (122, 1474760), (140, 1285148), (161, 1117520), (184, 977830), (229, 785680), (230, 782264), (244, 737380), (280, 642574), (305, 589904), (322, 558760), (368, 488915), (427, 421360), (458, 392840), (460, 391132), (488, 368690), (560, 321287), (610, 294952), (644, 279380), (805, 223504), (854, 210680), (916, 196420), (920, 195566), (976, 184345), (1145, 157136), (1220, 147476), (1288, 139690), (1403, 128240), (1603, 112240), (1610, 111752), (1708, 105340), (1832, 98210), (1840, 97783), (2135, 84272), (2290, 78568), (2440, 73738), (2576, 69845), (2806, 64120), (3206, 56120), (3220, 55876), (3416, 52670), (3664, 49105), (4270, 42136), (4580, 39284), (4880, 36869), (5267, 34160), (5612, 32060), (6412, 28060), (6440, 27938), (6832, 26335), (7015, 25648), (8015, 22448), (8540, 21068), (9160, 19642), (9821, 18320), (10534, 17080), (11224, 16030), (12824, 14030), (12880, 13969)]