248850420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{383}}^1$

素因数の和:439

約数の個数: 288

約数和(自身を含む): 926650368

約数和(自身を除く): 677799948

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 17, 20, 21, 26, 28, 30, 34, 35, 39, 42, 49, 51, 52, 60, 65, 68, 70, 78, 84, 85, 91, 98, 102, 105, 119, 130, 140, 147, 156, 170, 182, 195, 196, 204, 210, 221, 238, 245, 255, 260, 273, 294, 340, 357, 364, 383, 390, 420, 442, 455, 476, 490, 510, 546, 588, 595, 637, 663, 714, 735, 766, 780, 833, 884, 910, 980, 1020, 1092, 1105, 1149, 1190, 1274, 1326, 1365, 1428, 1470, 1532, 1547, 1666, 1785, 1820, 1911, 1915, 2210, 2298, 2380, 2499, 2548, 2652, 2681, 2730, 2940, 3094, 3185, 3315, 3332, 3570, 3822, 3830, 4165, 4420, 4596, 4641, 4979, 4998, 5362, 5460, 5745, 6188, 6370, 6511, 6630, 7140, 7644, 7660, 7735, 8043, 8330, 9282, 9555, 9958, 9996, 10724, 10829, 11490, 12495, 12740, 13022, 13260, 13405, 14937, 15470, 16086, 16660, 18564, 18767, 19110, 19533, 19916, 21658, 22980, 23205, 24895, 24990, 26044, 26810, 29874, 30940, 32172, 32487, 32555, 34853, 37534, 38220, 39066, 40215, 43316, 45577, 46410, 49790, 49980, 53620, 54145, 56301, 59748, 64974, 65110, 69706, 74685, 75068, 78132, 80430, 84643, 91154, 92820, 93835, 97665, 99580, 104559, 108290, 112602, 129948, 130220, 136731, 139412, 149370, 160860, 162435, 169286, 174265, 182308, 187670, 195330, 209118, 216580, 225204, 227885, 243971, 253929, 273462, 281505, 298740, 319039, 324870, 338572, 348530, 375340, 390660, 418236, 423215, 455770, 487942, 507858, 522795, 546924, 563010, 592501, 638078, 649740, 683655, 697060, 731913, 846430, 911540, 957117, 975884, 1015716, 1045590, 1126020, 1185002, 1219855, 1269645, 1276156, 1367310, 1463826, 1595195, 1692860, 1777503, 1914234, 2091180, 2370004, 2439710, 2539290, 2734620, 2927652, 2962505, 3190390, 3555006, 3659565, 3828468, 4147507, 4785585, 4879420, 5078580, 5925010, 6380780, 7110012, 7319130, 8295014, 8887515, 9571170, 11850020, 12442521, 14638260, 16590028, 17775030, 19142340, 20737535, 24885042, 35550060, 41475070, 49770084, 62212605, 82950140, 124425210, 248850420]

約数ペア:

[(1, 248850420), (2, 124425210), (3, 82950140), (4, 62212605), (5, 49770084), (6, 41475070), (7, 35550060), (10, 24885042), (12, 20737535), (13, 19142340), (14, 17775030), (15, 16590028), (17, 14638260), (20, 12442521), (21, 11850020), (26, 9571170), (28, 8887515), (30, 8295014), (34, 7319130), (35, 7110012), (39, 6380780), (42, 5925010), (49, 5078580), (51, 4879420), (52, 4785585), (60, 4147507), (65, 3828468), (68, 3659565), (70, 3555006), (78, 3190390), (84, 2962505), (85, 2927652), (91, 2734620), (98, 2539290), (102, 2439710), (105, 2370004), (119, 2091180), (130, 1914234), (140, 1777503), (147, 1692860), (156, 1595195), (170, 1463826), (182, 1367310), (195, 1276156), (196, 1269645), (204, 1219855), (210, 1185002), (221, 1126020), (238, 1045590), (245, 1015716), (255, 975884), (260, 957117), (273, 911540), (294, 846430), (340, 731913), (357, 697060), (364, 683655), (383, 649740), (390, 638078), (420, 592501), (442, 563010), (455, 546924), (476, 522795), (490, 507858), (510, 487942), (546, 455770), (588, 423215), (595, 418236), (637, 390660), (663, 375340), (714, 348530), (735, 338572), (766, 324870), (780, 319039), (833, 298740), (884, 281505), (910, 273462), (980, 253929), (1020, 243971), (1092, 227885), (1105, 225204), (1149, 216580), (1190, 209118), (1274, 195330), (1326, 187670), (1365, 182308), (1428, 174265), (1470, 169286), (1532, 162435), (1547, 160860), (1666, 149370), (1785, 139412), (1820, 136731), (1911, 130220), (1915, 129948), (2210, 112602), (2298, 108290), (2380, 104559), (2499, 99580), (2548, 97665), (2652, 93835), (2681, 92820), (2730, 91154), (2940, 84643), (3094, 80430), (3185, 78132), (3315, 75068), (3332, 74685), (3570, 69706), (3822, 65110), (3830, 64974), (4165, 59748), (4420, 56301), (4596, 54145), (4641, 53620), (4979, 49980), (4998, 49790), (5362, 46410), (5460, 45577), (5745, 43316), (6188, 40215), (6370, 39066), (6511, 38220), (6630, 37534), (7140, 34853), (7644, 32555), (7660, 32487), (7735, 32172), (8043, 30940), (8330, 29874), (9282, 26810), (9555, 26044), (9958, 24990), (9996, 24895), (10724, 23205), (10829, 22980), (11490, 21658), (12495, 19916), (12740, 19533), (13022, 19110), (13260, 18767), (13405, 18564), (14937, 16660), (15470, 16086)]