78430860

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:141

約数の個数: 216

約数和(自身を含む): 269601696

約数和(自身を除く): 191170836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 71, 76, 85, 90, 95, 102, 114, 142, 153, 170, 171, 180, 190, 204, 213, 228, 255, 284, 285, 306, 323, 340, 342, 355, 361, 380, 426, 510, 570, 612, 639, 646, 684, 710, 722, 765, 852, 855, 969, 1020, 1065, 1083, 1140, 1207, 1278, 1292, 1349, 1420, 1444, 1530, 1615, 1710, 1805, 1938, 2130, 2166, 2414, 2556, 2698, 2907, 3060, 3195, 3230, 3249, 3420, 3610, 3621, 3876, 4047, 4260, 4332, 4828, 4845, 5396, 5415, 5814, 6035, 6137, 6390, 6460, 6498, 6745, 7220, 7242, 8094, 9690, 10830, 10863, 11628, 12070, 12141, 12274, 12780, 12996, 13490, 14484, 14535, 16188, 16245, 18105, 18411, 19380, 20235, 21660, 21726, 22933, 24140, 24282, 24548, 25631, 26980, 29070, 30685, 32490, 36210, 36822, 40470, 43452, 45866, 48564, 51262, 54315, 55233, 58140, 60705, 61370, 64980, 68799, 72420, 73644, 76893, 80940, 91732, 92055, 102524, 108630, 110466, 114665, 121410, 122740, 128155, 137598, 153786, 184110, 206397, 217260, 220932, 229330, 230679, 242820, 256310, 275196, 276165, 307572, 343995, 368220, 384465, 412794, 435727, 458660, 461358, 512620, 552330, 687990, 768930, 825588, 871454, 922716, 1031985, 1104660, 1153395, 1307181, 1375980, 1537860, 1742908, 2063970, 2178635, 2306790, 2614362, 3921543, 4127940, 4357270, 4613580, 5228724, 6535905, 7843086, 8714540, 13071810, 15686172, 19607715, 26143620, 39215430, 78430860]

約数ペア:

[(1, 78430860), (2, 39215430), (3, 26143620), (4, 19607715), (5, 15686172), (6, 13071810), (9, 8714540), (10, 7843086), (12, 6535905), (15, 5228724), (17, 4613580), (18, 4357270), (19, 4127940), (20, 3921543), (30, 2614362), (34, 2306790), (36, 2178635), (38, 2063970), (45, 1742908), (51, 1537860), (57, 1375980), (60, 1307181), (68, 1153395), (71, 1104660), (76, 1031985), (85, 922716), (90, 871454), (95, 825588), (102, 768930), (114, 687990), (142, 552330), (153, 512620), (170, 461358), (171, 458660), (180, 435727), (190, 412794), (204, 384465), (213, 368220), (228, 343995), (255, 307572), (284, 276165), (285, 275196), (306, 256310), (323, 242820), (340, 230679), (342, 229330), (355, 220932), (361, 217260), (380, 206397), (426, 184110), (510, 153786), (570, 137598), (612, 128155), (639, 122740), (646, 121410), (684, 114665), (710, 110466), (722, 108630), (765, 102524), (852, 92055), (855, 91732), (969, 80940), (1020, 76893), (1065, 73644), (1083, 72420), (1140, 68799), (1207, 64980), (1278, 61370), (1292, 60705), (1349, 58140), (1420, 55233), (1444, 54315), (1530, 51262), (1615, 48564), (1710, 45866), (1805, 43452), (1938, 40470), (2130, 36822), (2166, 36210), (2414, 32490), (2556, 30685), (2698, 29070), (2907, 26980), (3060, 25631), (3195, 24548), (3230, 24282), (3249, 24140), (3420, 22933), (3610, 21726), (3621, 21660), (3876, 20235), (4047, 19380), (4260, 18411), (4332, 18105), (4828, 16245), (4845, 16188), (5396, 14535), (5415, 14484), (5814, 13490), (6035, 12996), (6137, 12780), (6390, 12274), (6460, 12141), (6498, 12070), (6745, 11628), (7220, 10863), (7242, 10830), (8094, 9690)]