398196960

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{3203}}^1$

素因数の和:3265

約数の個数: 192

約数和(自身を含む): 1472712192

約数和(自身を除く): 1074515232

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 37, 40, 42, 48, 56, 60, 70, 74, 80, 84, 96, 105, 111, 112, 120, 140, 148, 160, 168, 185, 210, 222, 224, 240, 259, 280, 296, 336, 370, 420, 444, 480, 518, 555, 560, 592, 672, 740, 777, 840, 888, 1036, 1110, 1120, 1184, 1295, 1480, 1554, 1680, 1776, 2072, 2220, 2590, 2960, 3108, 3203, 3360, 3552, 3885, 4144, 4440, 5180, 5920, 6216, 6406, 7770, 8288, 8880, 9609, 10360, 12432, 12812, 15540, 16015, 17760, 19218, 20720, 22421, 24864, 25624, 31080, 32030, 38436, 41440, 44842, 48045, 51248, 62160, 64060, 67263, 76872, 89684, 96090, 102496, 112105, 118511, 124320, 128120, 134526, 153744, 179368, 192180, 224210, 237022, 256240, 269052, 307488, 336315, 355533, 358736, 384360, 448420, 474044, 512480, 538104, 592555, 672630, 711066, 717472, 768720, 829577, 896840, 948088, 1076208, 1185110, 1345260, 1422132, 1537440, 1659154, 1777665, 1793680, 1896176, 2152416, 2370220, 2488731, 2690520, 2844264, 3318308, 3555330, 3587360, 3792352, 4147885, 4740440, 4977462, 5381040, 5688528, 6636616, 7110660, 8295770, 9480880, 9954924, 10762080, 11377056, 12443655, 13273232, 14221320, 16591540, 18961760, 19909848, 24887310, 26546464, 28442640, 33183080, 39819696, 49774620, 56885280, 66366160, 79639392, 99549240, 132732320, 199098480, 398196960]

約数ペア:

[(1, 398196960), (2, 199098480), (3, 132732320), (4, 99549240), (5, 79639392), (6, 66366160), (7, 56885280), (8, 49774620), (10, 39819696), (12, 33183080), (14, 28442640), (15, 26546464), (16, 24887310), (20, 19909848), (21, 18961760), (24, 16591540), (28, 14221320), (30, 13273232), (32, 12443655), (35, 11377056), (37, 10762080), (40, 9954924), (42, 9480880), (48, 8295770), (56, 7110660), (60, 6636616), (70, 5688528), (74, 5381040), (80, 4977462), (84, 4740440), (96, 4147885), (105, 3792352), (111, 3587360), (112, 3555330), (120, 3318308), (140, 2844264), (148, 2690520), (160, 2488731), (168, 2370220), (185, 2152416), (210, 1896176), (222, 1793680), (224, 1777665), (240, 1659154), (259, 1537440), (280, 1422132), (296, 1345260), (336, 1185110), (370, 1076208), (420, 948088), (444, 896840), (480, 829577), (518, 768720), (555, 717472), (560, 711066), (592, 672630), (672, 592555), (740, 538104), (777, 512480), (840, 474044), (888, 448420), (1036, 384360), (1110, 358736), (1120, 355533), (1184, 336315), (1295, 307488), (1480, 269052), (1554, 256240), (1680, 237022), (1776, 224210), (2072, 192180), (2220, 179368), (2590, 153744), (2960, 134526), (3108, 128120), (3203, 124320), (3360, 118511), (3552, 112105), (3885, 102496), (4144, 96090), (4440, 89684), (5180, 76872), (5920, 67263), (6216, 64060), (6406, 62160), (7770, 51248), (8288, 48045), (8880, 44842), (9609, 41440), (10360, 38436), (12432, 32030), (12812, 31080), (15540, 25624), (16015, 24864), (17760, 22421), (19218, 20720)]