18924570

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:90

約数の個数: 256

約数和(自身を含む): 66355200

約数和(自身を除く): 47430630

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 19, 21, 27, 30, 31, 34, 35, 38, 42, 45, 51, 54, 57, 62, 63, 70, 85, 90, 93, 95, 102, 105, 114, 119, 126, 133, 135, 153, 155, 170, 171, 186, 189, 190, 210, 217, 238, 255, 266, 270, 279, 285, 306, 310, 315, 323, 342, 357, 378, 399, 434, 459, 465, 510, 513, 527, 558, 570, 589, 595, 630, 646, 651, 665, 714, 765, 798, 837, 855, 918, 930, 945, 969, 1026, 1054, 1071, 1085, 1178, 1190, 1197, 1302, 1330, 1395, 1530, 1581, 1615, 1674, 1710, 1767, 1785, 1890, 1938, 1953, 1995, 2142, 2170, 2261, 2295, 2394, 2565, 2635, 2790, 2907, 2945, 3162, 3213, 3230, 3255, 3534, 3570, 3591, 3689, 3906, 3990, 4123, 4185, 4522, 4590, 4743, 4845, 5130, 5270, 5301, 5355, 5814, 5859, 5890, 5985, 6426, 6510, 6783, 7182, 7378, 7905, 8246, 8370, 8721, 8835, 9486, 9690, 9765, 10013, 10602, 10710, 11067, 11305, 11718, 11970, 12369, 13566, 14229, 14535, 15810, 15903, 16065, 17442, 17670, 17955, 18445, 19530, 20026, 20349, 20615, 22134, 22610, 23715, 24738, 26505, 28458, 29070, 29295, 30039, 31806, 32130, 33201, 33915, 35910, 36890, 37107, 40698, 41230, 43605, 47430, 50065, 53010, 55335, 58590, 60078, 61047, 61845, 66402, 67830, 70091, 71145, 74214, 79515, 87210, 90117, 99603, 100130, 101745, 110670, 111321, 122094, 123690, 140182, 142290, 150195, 159030, 166005, 180234, 185535, 199206, 203490, 210273, 222642, 270351, 300390, 305235, 332010, 350455, 371070, 420546, 450585, 498015, 540702, 556605, 610470, 630819, 700910, 901170, 996030, 1051365, 1113210, 1261638, 1351755, 1892457, 2102730, 2703510, 3154095, 3784914, 6308190, 9462285, 18924570]

約数ペア:

[(1, 18924570), (2, 9462285), (3, 6308190), (5, 3784914), (6, 3154095), (7, 2703510), (9, 2102730), (10, 1892457), (14, 1351755), (15, 1261638), (17, 1113210), (18, 1051365), (19, 996030), (21, 901170), (27, 700910), (30, 630819), (31, 610470), (34, 556605), (35, 540702), (38, 498015), (42, 450585), (45, 420546), (51, 371070), (54, 350455), (57, 332010), (62, 305235), (63, 300390), (70, 270351), (85, 222642), (90, 210273), (93, 203490), (95, 199206), (102, 185535), (105, 180234), (114, 166005), (119, 159030), (126, 150195), (133, 142290), (135, 140182), (153, 123690), (155, 122094), (170, 111321), (171, 110670), (186, 101745), (189, 100130), (190, 99603), (210, 90117), (217, 87210), (238, 79515), (255, 74214), (266, 71145), (270, 70091), (279, 67830), (285, 66402), (306, 61845), (310, 61047), (315, 60078), (323, 58590), (342, 55335), (357, 53010), (378, 50065), (399, 47430), (434, 43605), (459, 41230), (465, 40698), (510, 37107), (513, 36890), (527, 35910), (558, 33915), (570, 33201), (589, 32130), (595, 31806), (630, 30039), (646, 29295), (651, 29070), (665, 28458), (714, 26505), (765, 24738), (798, 23715), (837, 22610), (855, 22134), (918, 20615), (930, 20349), (945, 20026), (969, 19530), (1026, 18445), (1054, 17955), (1071, 17670), (1085, 17442), (1178, 16065), (1190, 15903), (1197, 15810), (1302, 14535), (1330, 14229), (1395, 13566), (1530, 12369), (1581, 11970), (1615, 11718), (1674, 11305), (1710, 11067), (1767, 10710), (1785, 10602), (1890, 10013), (1938, 9765), (1953, 9690), (1995, 9486), (2142, 8835), (2170, 8721), (2261, 8370), (2295, 8246), (2394, 7905), (2565, 7378), (2635, 7182), (2790, 6783), (2907, 6510), (2945, 6426), (3162, 5985), (3213, 5890), (3230, 5859), (3255, 5814), (3534, 5355), (3570, 5301), (3591, 5270), (3689, 5130), (3906, 4845), (3990, 4743), (4123, 4590), (4185, 4522)]