406376640

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{149}}^1\times {\mathrm{947}}^1$

素因数の和:1119

約数の個数: 168

約数和(自身を含む): 1408633200

約数和(自身を除く): 1002256560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 149, 160, 180, 192, 240, 288, 298, 320, 360, 447, 480, 576, 596, 720, 745, 894, 947, 960, 1192, 1341, 1440, 1490, 1788, 1894, 2235, 2384, 2682, 2841, 2880, 2980, 3576, 3788, 4470, 4735, 4768, 5364, 5682, 5960, 6705, 7152, 7576, 8523, 8940, 9470, 9536, 10728, 11364, 11920, 13410, 14205, 14304, 15152, 17046, 17880, 18940, 21456, 22728, 23840, 26820, 28410, 28608, 30304, 34092, 35760, 37880, 42615, 42912, 45456, 47680, 53640, 56820, 60608, 68184, 71520, 75760, 85230, 85824, 90912, 107280, 113640, 136368, 141103, 143040, 151520, 170460, 181824, 214560, 227280, 272736, 282206, 303040, 340920, 423309, 429120, 454560, 545472, 564412, 681840, 705515, 846618, 909120, 1128824, 1269927, 1363680, 1411030, 1693236, 2116545, 2257648, 2539854, 2727360, 2822060, 3386472, 4233090, 4515296, 5079708, 5644120, 6349635, 6772944, 8466180, 9030592, 10159416, 11288240, 12699270, 13545888, 16932360, 20318832, 22576480, 25398540, 27091776, 33864720, 40637664, 45152960, 50797080, 67729440, 81275328, 101594160, 135458880, 203188320, 406376640]

約数ペア:

[(1, 406376640), (2, 203188320), (3, 135458880), (4, 101594160), (5, 81275328), (6, 67729440), (8, 50797080), (9, 45152960), (10, 40637664), (12, 33864720), (15, 27091776), (16, 25398540), (18, 22576480), (20, 20318832), (24, 16932360), (30, 13545888), (32, 12699270), (36, 11288240), (40, 10159416), (45, 9030592), (48, 8466180), (60, 6772944), (64, 6349635), (72, 5644120), (80, 5079708), (90, 4515296), (96, 4233090), (120, 3386472), (144, 2822060), (149, 2727360), (160, 2539854), (180, 2257648), (192, 2116545), (240, 1693236), (288, 1411030), (298, 1363680), (320, 1269927), (360, 1128824), (447, 909120), (480, 846618), (576, 705515), (596, 681840), (720, 564412), (745, 545472), (894, 454560), (947, 429120), (960, 423309), (1192, 340920), (1341, 303040), (1440, 282206), (1490, 272736), (1788, 227280), (1894, 214560), (2235, 181824), (2384, 170460), (2682, 151520), (2841, 143040), (2880, 141103), (2980, 136368), (3576, 113640), (3788, 107280), (4470, 90912), (4735, 85824), (4768, 85230), (5364, 75760), (5682, 71520), (5960, 68184), (6705, 60608), (7152, 56820), (7576, 53640), (8523, 47680), (8940, 45456), (9470, 42912), (9536, 42615), (10728, 37880), (11364, 35760), (11920, 34092), (13410, 30304), (14205, 28608), (14304, 28410), (15152, 26820), (17046, 23840), (17880, 22728), (18940, 21456)]