245959740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:283

約数の個数: 288

約数和(自身を含む): 886092480

約数和(自身を除く): 640132740

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 17, 18, 20, 26, 27, 30, 34, 36, 39, 45, 51, 52, 54, 60, 65, 68, 78, 81, 85, 90, 102, 108, 117, 130, 135, 153, 156, 162, 170, 180, 195, 204, 221, 229, 234, 243, 255, 260, 270, 306, 324, 340, 351, 390, 405, 442, 458, 459, 468, 486, 510, 540, 585, 612, 663, 687, 702, 765, 780, 810, 884, 916, 918, 972, 1020, 1053, 1105, 1145, 1170, 1215, 1326, 1374, 1377, 1404, 1530, 1620, 1755, 1836, 1989, 2061, 2106, 2210, 2290, 2295, 2340, 2430, 2652, 2748, 2754, 2977, 3060, 3159, 3315, 3435, 3510, 3893, 3978, 4122, 4131, 4212, 4420, 4580, 4590, 4860, 5265, 5508, 5954, 5967, 6183, 6318, 6630, 6870, 6885, 7020, 7786, 7956, 8244, 8262, 8931, 9180, 9945, 10305, 10530, 11679, 11908, 11934, 12366, 12636, 13260, 13740, 13770, 14885, 15572, 15795, 16524, 17862, 17901, 18549, 19465, 19890, 20610, 20655, 21060, 23358, 23868, 24732, 26793, 27540, 29770, 29835, 30915, 31590, 35037, 35724, 35802, 37098, 38930, 39780, 41220, 41310, 44655, 46716, 50609, 53586, 53703, 55647, 58395, 59540, 59670, 61830, 63180, 70074, 71604, 74196, 77860, 80379, 82620, 89310, 89505, 92745, 101218, 105111, 107172, 107406, 111294, 116790, 119340, 123660, 133965, 140148, 151827, 160758, 175185, 178620, 179010, 185490, 202436, 210222, 214812, 222588, 233580, 241137, 253045, 267930, 268515, 278235, 303654, 315333, 321516, 350370, 358020, 370980, 401895, 420444, 455481, 482274, 506090, 525555, 535860, 537030, 556470, 607308, 630666, 700740, 723411, 759135, 803790, 910962, 945999, 964548, 1012180, 1051110, 1074060, 1112940, 1205685, 1261332, 1366443, 1446822, 1518270, 1576665, 1607580, 1821924, 1891998, 2102220, 2277405, 2411370, 2732886, 2893644, 3036540, 3153330, 3617055, 3783996, 4099329, 4554810, 4729995, 4822740, 5465772, 6306660, 6832215, 7234110, 8198658, 9109620, 9459990, 12297987, 13664430, 14468220, 16397316, 18919980, 20496645, 24595974, 27328860, 40993290, 49191948, 61489935, 81986580, 122979870, 245959740]

約数ペア:

[(1, 245959740), (2, 122979870), (3, 81986580), (4, 61489935), (5, 49191948), (6, 40993290), (9, 27328860), (10, 24595974), (12, 20496645), (13, 18919980), (15, 16397316), (17, 14468220), (18, 13664430), (20, 12297987), (26, 9459990), (27, 9109620), (30, 8198658), (34, 7234110), (36, 6832215), (39, 6306660), (45, 5465772), (51, 4822740), (52, 4729995), (54, 4554810), (60, 4099329), (65, 3783996), (68, 3617055), (78, 3153330), (81, 3036540), (85, 2893644), (90, 2732886), (102, 2411370), (108, 2277405), (117, 2102220), (130, 1891998), (135, 1821924), (153, 1607580), (156, 1576665), (162, 1518270), (170, 1446822), (180, 1366443), (195, 1261332), (204, 1205685), (221, 1112940), (229, 1074060), (234, 1051110), (243, 1012180), (255, 964548), (260, 945999), (270, 910962), (306, 803790), (324, 759135), (340, 723411), (351, 700740), (390, 630666), (405, 607308), (442, 556470), (458, 537030), (459, 535860), (468, 525555), (486, 506090), (510, 482274), (540, 455481), (585, 420444), (612, 401895), (663, 370980), (687, 358020), (702, 350370), (765, 321516), (780, 315333), (810, 303654), (884, 278235), (916, 268515), (918, 267930), (972, 253045), (1020, 241137), (1053, 233580), (1105, 222588), (1145, 214812), (1170, 210222), (1215, 202436), (1326, 185490), (1374, 179010), (1377, 178620), (1404, 175185), (1530, 160758), (1620, 151827), (1755, 140148), (1836, 133965), (1989, 123660), (2061, 119340), (2106, 116790), (2210, 111294), (2290, 107406), (2295, 107172), (2340, 105111), (2430, 101218), (2652, 92745), (2748, 89505), (2754, 89310), (2977, 82620), (3060, 80379), (3159, 77860), (3315, 74196), (3435, 71604), (3510, 70074), (3893, 63180), (3978, 61830), (4122, 59670), (4131, 59540), (4212, 58395), (4420, 55647), (4580, 53703), (4590, 53586), (4860, 50609), (5265, 46716), (5508, 44655), (5954, 41310), (5967, 41220), (6183, 39780), (6318, 38930), (6630, 37098), (6870, 35802), (6885, 35724), (7020, 35037), (7786, 31590), (7956, 30915), (8244, 29835), (8262, 29770), (8931, 27540), (9180, 26793), (9945, 24732), (10305, 23868), (10530, 23358), (11679, 21060), (11908, 20655), (11934, 20610), (12366, 19890), (12636, 19465), (13260, 18549), (13740, 17901), (13770, 17862), (14885, 16524), (15572, 15795)]