78168420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{97}}^1$

素因数の和:171

約数の個数: 216

約数和(自身を含む): 270429432

約数和(自身を除く): 192261012

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 37, 44, 45, 55, 60, 66, 74, 90, 97, 99, 110, 111, 121, 132, 148, 165, 180, 185, 194, 198, 220, 222, 242, 291, 330, 333, 363, 370, 388, 396, 407, 444, 484, 485, 495, 555, 582, 605, 660, 666, 726, 740, 814, 873, 970, 990, 1067, 1089, 1110, 1164, 1210, 1221, 1332, 1452, 1455, 1628, 1665, 1746, 1815, 1940, 1980, 2035, 2134, 2178, 2220, 2420, 2442, 2910, 3201, 3330, 3492, 3589, 3630, 3663, 4070, 4268, 4356, 4365, 4477, 4884, 5335, 5445, 5820, 6105, 6402, 6660, 7178, 7260, 7326, 8140, 8730, 8954, 9603, 10670, 10767, 10890, 11737, 12210, 12804, 13431, 14356, 14652, 16005, 17460, 17908, 17945, 18315, 19206, 21340, 21534, 21780, 22385, 23474, 24420, 26862, 32010, 32301, 35211, 35890, 36630, 38412, 39479, 40293, 43068, 44770, 46948, 48015, 53724, 53835, 58685, 64020, 64602, 67155, 70422, 71780, 73260, 78958, 80586, 89540, 96030, 105633, 107670, 117370, 118437, 129204, 134310, 140844, 157916, 161172, 161505, 176055, 192060, 197395, 201465, 211266, 215340, 234740, 236874, 268620, 323010, 352110, 355311, 394790, 402930, 422532, 434269, 473748, 528165, 592185, 646020, 704220, 710622, 789580, 805860, 868538, 1056330, 1184370, 1302807, 1421244, 1737076, 1776555, 2112660, 2171345, 2368740, 2605614, 3553110, 3908421, 4342690, 5211228, 6514035, 7106220, 7816842, 8685380, 13028070, 15633684, 19542105, 26056140, 39084210, 78168420]

約数ペア:

[(1, 78168420), (2, 39084210), (3, 26056140), (4, 19542105), (5, 15633684), (6, 13028070), (9, 8685380), (10, 7816842), (11, 7106220), (12, 6514035), (15, 5211228), (18, 4342690), (20, 3908421), (22, 3553110), (30, 2605614), (33, 2368740), (36, 2171345), (37, 2112660), (44, 1776555), (45, 1737076), (55, 1421244), (60, 1302807), (66, 1184370), (74, 1056330), (90, 868538), (97, 805860), (99, 789580), (110, 710622), (111, 704220), (121, 646020), (132, 592185), (148, 528165), (165, 473748), (180, 434269), (185, 422532), (194, 402930), (198, 394790), (220, 355311), (222, 352110), (242, 323010), (291, 268620), (330, 236874), (333, 234740), (363, 215340), (370, 211266), (388, 201465), (396, 197395), (407, 192060), (444, 176055), (484, 161505), (485, 161172), (495, 157916), (555, 140844), (582, 134310), (605, 129204), (660, 118437), (666, 117370), (726, 107670), (740, 105633), (814, 96030), (873, 89540), (970, 80586), (990, 78958), (1067, 73260), (1089, 71780), (1110, 70422), (1164, 67155), (1210, 64602), (1221, 64020), (1332, 58685), (1452, 53835), (1455, 53724), (1628, 48015), (1665, 46948), (1746, 44770), (1815, 43068), (1940, 40293), (1980, 39479), (2035, 38412), (2134, 36630), (2178, 35890), (2220, 35211), (2420, 32301), (2442, 32010), (2910, 26862), (3201, 24420), (3330, 23474), (3492, 22385), (3589, 21780), (3630, 21534), (3663, 21340), (4070, 19206), (4268, 18315), (4356, 17945), (4365, 17908), (4477, 17460), (4884, 16005), (5335, 14652), (5445, 14356), (5820, 13431), (6105, 12804), (6402, 12210), (6660, 11737), (7178, 10890), (7260, 10767), (7326, 10670), (8140, 9603), (8730, 8954)]