19572714720

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:169

約数の個数: 1152

約数和(自身を含む): 83672870400

約数和(自身を除く): 64100155680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 19, 20, 24, 26, 27, 30, 32, 34, 36, 38, 39, 40, 45, 48, 51, 52, 54, 57, 60, 65, 68, 72, 76, 78, 80, 83, 85, 90, 95, 96, 102, 104, 108, 114, 117, 120, 130, 135, 136, 144, 152, 153, 156, 160, 166, 169, 170, 171, 180, 190, 195, 204, 208, 216, 221, 228, 234, 240, 247, 249, 255, 260, 270, 272, 285, 288, 304, 306, 312, 323, 332, 338, 340, 342, 351, 360, 380, 390, 408, 415, 416, 432, 442, 456, 459, 468, 480, 494, 498, 507, 510, 513, 520, 540, 544, 570, 585, 608, 612, 624, 646, 663, 664, 676, 680, 684, 702, 720, 741, 747, 760, 765, 780, 816, 830, 845, 855, 864, 884, 912, 918, 936, 969, 988, 996, 1014, 1020, 1026, 1040, 1079, 1080, 1105, 1140, 1170, 1224, 1235, 1245, 1248, 1292, 1326, 1328, 1352, 1360, 1368, 1404, 1411, 1440, 1482, 1494, 1520, 1521, 1530, 1560, 1577, 1615, 1632, 1660, 1690, 1710, 1755, 1768, 1824, 1836, 1872, 1938, 1976, 1989, 1992, 2028, 2040, 2052, 2080, 2158, 2160, 2210, 2223, 2241, 2280, 2295, 2340, 2448, 2470, 2490, 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約数ペア:

[(1, 19572714720), (2, 9786357360), (3, 6524238240), (4, 4893178680), (5, 3914542944), (6, 3262119120), (8, 2446589340), (9, 2174746080), (10, 1957271472), (12, 1631059560), (13, 1505593440), (15, 1304847648), (16, 1223294670), (17, 1151336160), (18, 1087373040), (19, 1030142880), (20, 978635736), (24, 815529780), (26, 752796720), (27, 724915360), (30, 652423824), (32, 611647335), (34, 575668080), (36, 543686520), (38, 515071440), (39, 501864480), (40, 489317868), (45, 434949216), (48, 407764890), (51, 383778720), (52, 376398360), (54, 362457680), (57, 343380960), (60, 326211912), (65, 301118688), (68, 287834040), (72, 271843260), (76, 257535720), (78, 250932240), (80, 244658934), (83, 235815840), (85, 230267232), (90, 217474608), (95, 206028576), (96, 203882445), (102, 191889360), (104, 188199180), (108, 181228840), (114, 171690480), (117, 167288160), (120, 163105956), (130, 150559344), (135, 144983072), (136, 143917020), (144, 135921630), (152, 128767860), (153, 127926240), (156, 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