213786480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{271}}^1$

素因数の和:479

約数の個数: 160

約数和(自身を含む): 704240640

約数和(自身を除く): 490454160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 173, 190, 228, 240, 271, 285, 304, 346, 380, 456, 519, 542, 570, 692, 760, 813, 865, 912, 1038, 1084, 1140, 1355, 1384, 1520, 1626, 1730, 2076, 2168, 2280, 2595, 2710, 2768, 3252, 3287, 3460, 4065, 4152, 4336, 4560, 5149, 5190, 5420, 6504, 6574, 6920, 8130, 8304, 9861, 10298, 10380, 10840, 13008, 13148, 13840, 15447, 16260, 16435, 19722, 20596, 20760, 21680, 25745, 26296, 30894, 32520, 32870, 39444, 41192, 41520, 46883, 49305, 51490, 52592, 61788, 65040, 65740, 77235, 78888, 82384, 93766, 98610, 102980, 123576, 131480, 140649, 154470, 157776, 187532, 197220, 205960, 234415, 247152, 262960, 281298, 308940, 375064, 394440, 411920, 468830, 562596, 617880, 703245, 750128, 788880, 890777, 937660, 1125192, 1235760, 1406490, 1781554, 1875320, 2250384, 2672331, 2812980, 3563108, 3750640, 4453885, 5344662, 5625960, 7126216, 8907770, 10689324, 11251920, 13361655, 14252432, 17815540, 21378648, 26723310, 35631080, 42757296, 53446620, 71262160, 106893240, 213786480]

約数ペア:

[(1, 213786480), (2, 106893240), (3, 71262160), (4, 53446620), (5, 42757296), (6, 35631080), (8, 26723310), (10, 21378648), (12, 17815540), (15, 14252432), (16, 13361655), (19, 11251920), (20, 10689324), (24, 8907770), (30, 7126216), (38, 5625960), (40, 5344662), (48, 4453885), (57, 3750640), (60, 3563108), (76, 2812980), (80, 2672331), (95, 2250384), (114, 1875320), (120, 1781554), (152, 1406490), (173, 1235760), (190, 1125192), (228, 937660), (240, 890777), (271, 788880), (285, 750128), (304, 703245), (346, 617880), (380, 562596), (456, 468830), (519, 411920), (542, 394440), (570, 375064), (692, 308940), (760, 281298), (813, 262960), (865, 247152), (912, 234415), (1038, 205960), (1084, 197220), (1140, 187532), (1355, 157776), (1384, 154470), (1520, 140649), (1626, 131480), (1730, 123576), (2076, 102980), (2168, 98610), (2280, 93766), (2595, 82384), (2710, 78888), (2768, 77235), (3252, 65740), (3287, 65040), (3460, 61788), (4065, 52592), (4152, 51490), (4336, 49305), (4560, 46883), (5149, 41520), (5190, 41192), (5420, 39444), (6504, 32870), (6574, 32520), (6920, 30894), (8130, 26296), (8304, 25745), (9861, 21680), (10298, 20760), (10380, 20596), (10840, 19722), (13008, 16435), (13148, 16260), (13840, 15447)]