210025620

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{283}}^1$

素因数の和:355

約数の個数: 288

約数和(自身を含む): 793927680

約数和(自身を除く): 583902060

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 252, 266, 279, 283, 285, 310, 315, 342, 372, 380, 399, 420, 434, 465, 532, 558, 566, 570, 589, 620, 630, 651, 665, 684, 798, 849, 855, 868, 930, 1085, 1116, 1132, 1140, 1178, 1197, 1260, 1302, 1330, 1395, 1415, 1596, 1698, 1710, 1767, 1860, 1953, 1981, 1995, 2170, 2356, 2394, 2547, 2604, 2660, 2790, 2830, 2945, 3255, 3396, 3420, 3534, 3906, 3962, 3990, 4123, 4245, 4340, 4788, 5094, 5301, 5377, 5580, 5660, 5890, 5943, 5985, 6510, 7068, 7812, 7924, 7980, 8246, 8490, 8773, 8835, 9765, 9905, 10188, 10602, 10754, 11780, 11886, 11970, 12369, 12735, 13020, 16131, 16492, 16980, 17546, 17670, 17829, 19530, 19810, 20615, 21204, 21508, 23772, 23940, 24738, 25470, 26319, 26505, 26885, 29715, 32262, 35092, 35340, 35658, 37107, 37639, 39060, 39620, 41230, 43865, 48393, 49476, 50940, 52638, 53010, 53770, 59430, 61411, 61845, 64524, 71316, 74214, 75278, 78957, 80655, 82460, 87730, 89145, 96786, 105276, 106020, 107540, 112917, 118860, 122822, 123690, 131595, 148428, 150556, 157914, 161310, 166687, 175460, 178290, 184233, 185535, 188195, 193572, 225834, 241965, 245644, 247380, 263190, 307055, 315828, 322620, 333374, 338751, 356580, 368466, 371070, 376390, 394785, 451668, 483930, 500061, 526380, 552699, 564585, 614110, 666748, 677502, 736932, 742140, 752780, 789570, 833435, 921165, 967860, 1000122, 1105398, 1129170, 1166809, 1228220, 1355004, 1500183, 1579140, 1666870, 1693755, 1842330, 2000244, 2210796, 2258340, 2333618, 2500305, 2763495, 3000366, 3333740, 3387510, 3500427, 3684660, 4667236, 5000610, 5526990, 5834045, 6000732, 6775020, 7000854, 7500915, 10001220, 10501281, 11053980, 11668090, 14001708, 15001830, 17502135, 21002562, 23336180, 30003660, 35004270, 42005124, 52506405, 70008540, 105012810, 210025620]

約数ペア:

[(1, 210025620), (2, 105012810), (3, 70008540), (4, 52506405), (5, 42005124), (6, 35004270), (7, 30003660), (9, 23336180), (10, 21002562), (12, 17502135), (14, 15001830), (15, 14001708), (18, 11668090), (19, 11053980), (20, 10501281), (21, 10001220), (28, 7500915), (30, 7000854), (31, 6775020), (35, 6000732), (36, 5834045), (38, 5526990), (42, 5000610), (45, 4667236), (57, 3684660), (60, 3500427), (62, 3387510), (63, 3333740), (70, 3000366), (76, 2763495), (84, 2500305), (90, 2333618), (93, 2258340), (95, 2210796), (105, 2000244), (114, 1842330), (124, 1693755), (126, 1666870), (133, 1579140), (140, 1500183), (155, 1355004), (171, 1228220), (180, 1166809), (186, 1129170), (190, 1105398), (210, 1000122), (217, 967860), (228, 921165), (252, 833435), (266, 789570), (279, 752780), (283, 742140), (285, 736932), (310, 677502), (315, 666748), (342, 614110), (372, 564585), (380, 552699), (399, 526380), (420, 500061), (434, 483930), (465, 451668), (532, 394785), (558, 376390), (566, 371070), (570, 368466), (589, 356580), (620, 338751), (630, 333374), (651, 322620), (665, 315828), (684, 307055), (798, 263190), (849, 247380), (855, 245644), (868, 241965), (930, 225834), (1085, 193572), (1116, 188195), (1132, 185535), (1140, 184233), (1178, 178290), (1197, 175460), (1260, 166687), (1302, 161310), (1330, 157914), (1395, 150556), (1415, 148428), (1596, 131595), (1698, 123690), (1710, 122822), (1767, 118860), (1860, 112917), (1953, 107540), (1981, 106020), (1995, 105276), (2170, 96786), (2356, 89145), (2394, 87730), (2547, 82460), (2604, 80655), (2660, 78957), (2790, 75278), (2830, 74214), (2945, 71316), (3255, 64524), (3396, 61845), (3420, 61411), (3534, 59430), (3906, 53770), (3962, 53010), (3990, 52638), (4123, 50940), (4245, 49476), (4340, 48393), (4788, 43865), (5094, 41230), (5301, 39620), (5377, 39060), (5580, 37639), (5660, 37107), (5890, 35658), (5943, 35340), (5985, 35092), (6510, 32262), (7068, 29715), (7812, 26885), (7924, 26505), (7980, 26319), (8246, 25470), (8490, 24738), (8773, 23940), (8835, 23772), (9765, 21508), (9905, 21204), (10188, 20615), (10602, 19810), (10754, 19530), (11780, 17829), (11886, 17670), (11970, 17546), (12369, 16980), (12735, 16492), (13020, 16131)]