19302480

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1$

素因数の和:138

約数の個数: 240

約数和(自身を含む): 73120320

約数和(自身を除く): 53817840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 19, 20, 24, 30, 34, 36, 38, 40, 45, 48, 51, 57, 60, 68, 72, 76, 80, 83, 85, 90, 95, 102, 114, 120, 136, 144, 152, 153, 166, 170, 171, 180, 190, 204, 228, 240, 249, 255, 272, 285, 304, 306, 323, 332, 340, 342, 360, 380, 408, 415, 456, 498, 510, 570, 612, 646, 664, 680, 684, 720, 747, 760, 765, 816, 830, 855, 912, 969, 996, 1020, 1140, 1224, 1245, 1292, 1328, 1360, 1368, 1411, 1494, 1520, 1530, 1577, 1615, 1660, 1710, 1938, 1992, 2040, 2280, 2448, 2490, 2584, 2736, 2822, 2907, 2988, 3060, 3154, 3230, 3320, 3420, 3735, 3876, 3984, 4080, 4233, 4560, 4731, 4845, 4980, 5168, 5644, 5814, 5976, 6120, 6308, 6460, 6640, 6840, 7055, 7470, 7752, 7885, 8466, 9462, 9690, 9960, 11288, 11628, 11952, 12240, 12616, 12699, 12920, 13680, 14110, 14193, 14535, 14940, 15504, 15770, 16932, 18924, 19380, 19920, 21165, 22576, 23256, 23655, 25232, 25398, 25840, 26809, 28220, 28386, 29070, 29880, 31540, 33864, 37848, 38760, 42330, 46512, 47310, 50796, 53618, 56440, 56772, 58140, 59760, 63080, 63495, 67728, 70965, 75696, 77520, 80427, 84660, 94620, 101592, 107236, 112880, 113544, 116280, 126160, 126990, 134045, 141930, 160854, 169320, 189240, 203184, 214472, 227088, 232560, 241281, 253980, 268090, 283860, 321708, 338640, 378480, 402135, 428944, 482562, 507960, 536180, 567720, 643416, 804270, 965124, 1015920, 1072360, 1135440, 1206405, 1286832, 1608540, 1930248, 2144720, 2412810, 3217080, 3860496, 4825620, 6434160, 9651240, 19302480]

約数ペア:

[(1, 19302480), (2, 9651240), (3, 6434160), (4, 4825620), (5, 3860496), (6, 3217080), (8, 2412810), (9, 2144720), (10, 1930248), (12, 1608540), (15, 1286832), (16, 1206405), (17, 1135440), (18, 1072360), (19, 1015920), (20, 965124), (24, 804270), (30, 643416), (34, 567720), (36, 536180), (38, 507960), (40, 482562), (45, 428944), (48, 402135), (51, 378480), (57, 338640), (60, 321708), (68, 283860), (72, 268090), (76, 253980), (80, 241281), (83, 232560), (85, 227088), (90, 214472), (95, 203184), (102, 189240), (114, 169320), (120, 160854), (136, 141930), (144, 134045), (152, 126990), (153, 126160), (166, 116280), (170, 113544), (171, 112880), (180, 107236), (190, 101592), (204, 94620), (228, 84660), (240, 80427), (249, 77520), (255, 75696), (272, 70965), (285, 67728), (304, 63495), (306, 63080), (323, 59760), (332, 58140), (340, 56772), (342, 56440), (360, 53618), (380, 50796), (408, 47310), (415, 46512), (456, 42330), (498, 38760), (510, 37848), (570, 33864), (612, 31540), (646, 29880), (664, 29070), (680, 28386), (684, 28220), (720, 26809), (747, 25840), (760, 25398), (765, 25232), (816, 23655), (830, 23256), (855, 22576), (912, 21165), (969, 19920), (996, 19380), (1020, 18924), (1140, 16932), (1224, 15770), (1245, 15504), (1292, 14940), (1328, 14535), (1360, 14193), (1368, 14110), (1411, 13680), (1494, 12920), (1520, 12699), (1530, 12616), (1577, 12240), (1615, 11952), (1660, 11628), (1710, 11288), (1938, 9960), (1992, 9690), (2040, 9462), (2280, 8466), (2448, 7885), (2490, 7752), (2584, 7470), (2736, 7055), (2822, 6840), (2907, 6640), (2988, 6460), (3060, 6308), (3154, 6120), (3230, 5976), (3320, 5814), (3420, 5644), (3735, 5168), (3876, 4980), (3984, 4845), (4080, 4731), (4233, 4560)]