398680800

素因数分解:

$2^5\times 3^1\times 5^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{1249}}^1$

素因数の和:1298

約数の個数: 288

約数和(自身を含む): 1562400000

約数和(自身を除く): 1163719200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 25, 28, 30, 32, 35, 38, 40, 42, 48, 50, 56, 57, 60, 70, 75, 76, 80, 84, 95, 96, 100, 105, 112, 114, 120, 133, 140, 150, 152, 160, 168, 175, 190, 200, 210, 224, 228, 240, 266, 280, 285, 300, 304, 336, 350, 380, 399, 400, 420, 456, 475, 480, 525, 532, 560, 570, 600, 608, 665, 672, 700, 760, 798, 800, 840, 912, 950, 1050, 1064, 1120, 1140, 1200, 1249, 1330, 1400, 1425, 1520, 1596, 1680, 1824, 1900, 1995, 2100, 2128, 2280, 2400, 2498, 2660, 2800, 2850, 3040, 3192, 3325, 3360, 3747, 3800, 3990, 4200, 4256, 4560, 4996, 5320, 5600, 5700, 6245, 6384, 6650, 7494, 7600, 7980, 8400, 8743, 9120, 9975, 9992, 10640, 11400, 12490, 12768, 13300, 14988, 15200, 15960, 16800, 17486, 18735, 19950, 19984, 21280, 22800, 23731, 24980, 26229, 26600, 29976, 31225, 31920, 34972, 37470, 39900, 39968, 43715, 45600, 47462, 49960, 52458, 53200, 59952, 62450, 63840, 69944, 71193, 74940, 79800, 87430, 93675, 94924, 99920, 104916, 106400, 118655, 119904, 124900, 131145, 139888, 142386, 149880, 159600, 166117, 174860, 187350, 189848, 199840, 209832, 218575, 237310, 249800, 262290, 279776, 284772, 299760, 319200, 332234, 349720, 355965, 374700, 379696, 419664, 437150, 474620, 498351, 499600, 524580, 569544, 593275, 599520, 655725, 664468, 699440, 711930, 749400, 759392, 830585, 839328, 874300, 949240, 996702, 999200, 1049160, 1139088, 1186550, 1311450, 1328936, 1398880, 1423860, 1498800, 1661170, 1748600, 1779825, 1898480, 1993404, 2098320, 2278176, 2373100, 2491755, 2622900, 2657872, 2847720, 2997600, 3322340, 3497200, 3559650, 3796960, 3986808, 4152925, 4196640, 4746200, 4983510, 5245800, 5315744, 5695440, 6644680, 6994400, 7119300, 7973616, 8305850, 9492400, 9967020, 10491600, 11390880, 12458775, 13289360, 14238600, 15947232, 16611700, 18984800, 19934040, 20983200, 24917550, 26578720, 28477200, 33223400, 39868080, 49835100, 56954400, 66446800, 79736160, 99670200, 132893600, 199340400, 398680800]

約数ペア:

[(1, 398680800), (2, 199340400), (3, 132893600), (4, 99670200), (5, 79736160), (6, 66446800), (7, 56954400), (8, 49835100), (10, 39868080), (12, 33223400), (14, 28477200), (15, 26578720), (16, 24917550), (19, 20983200), (20, 19934040), (21, 18984800), (24, 16611700), (25, 15947232), (28, 14238600), (30, 13289360), (32, 12458775), (35, 11390880), (38, 10491600), (40, 9967020), (42, 9492400), (48, 8305850), (50, 7973616), (56, 7119300), (57, 6994400), (60, 6644680), (70, 5695440), (75, 5315744), (76, 5245800), (80, 4983510), (84, 4746200), (95, 4196640), (96, 4152925), (100, 3986808), (105, 3796960), (112, 3559650), (114, 3497200), (120, 3322340), (133, 2997600), (140, 2847720), (150, 2657872), (152, 2622900), (160, 2491755), (168, 2373100), (175, 2278176), (190, 2098320), (200, 1993404), (210, 1898480), (224, 1779825), (228, 1748600), (240, 1661170), (266, 1498800), (280, 1423860), (285, 1398880), (300, 1328936), (304, 1311450), (336, 1186550), (350, 1139088), (380, 1049160), (399, 999200), (400, 996702), (420, 949240), (456, 874300), (475, 839328), (480, 830585), (525, 759392), (532, 749400), (560, 711930), (570, 699440), (600, 664468), (608, 655725), (665, 599520), (672, 593275), (700, 569544), (760, 524580), (798, 499600), (800, 498351), (840, 474620), (912, 437150), (950, 419664), (1050, 379696), (1064, 374700), (1120, 355965), (1140, 349720), (1200, 332234), (1249, 319200), (1330, 299760), (1400, 284772), (1425, 279776), (1520, 262290), (1596, 249800), (1680, 237310), (1824, 218575), (1900, 209832), (1995, 199840), (2100, 189848), (2128, 187350), (2280, 174860), (2400, 166117), (2498, 159600), (2660, 149880), (2800, 142386), (2850, 139888), (3040, 131145), (3192, 124900), (3325, 119904), (3360, 118655), (3747, 106400), (3800, 104916), (3990, 99920), (4200, 94924), (4256, 93675), (4560, 87430), (4996, 79800), (5320, 74940), (5600, 71193), (5700, 69944), (6245, 63840), (6384, 62450), (6650, 59952), (7494, 53200), (7600, 52458), (7980, 49960), (8400, 47462), (8743, 45600), (9120, 43715), (9975, 39968), (9992, 39900), (10640, 37470), (11400, 34972), (12490, 31920), (12768, 31225), (13300, 29976), (14988, 26600), (15200, 26229), (15960, 24980), (16800, 23731), (17486, 22800), (18735, 21280), (19950, 19984)]