990339420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{41}}^1\times {\mathrm{199}}^1$

素因数の和:293

約数の個数: 288

約数和(自身を含む): 3465907200

約数和(自身を除く): 2475567780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 28, 30, 34, 35, 41, 42, 51, 60, 68, 70, 82, 84, 85, 102, 105, 119, 123, 140, 164, 170, 199, 204, 205, 210, 238, 246, 255, 287, 289, 340, 357, 398, 410, 420, 476, 492, 510, 574, 578, 595, 597, 615, 697, 714, 796, 820, 861, 867, 995, 1020, 1148, 1156, 1190, 1194, 1230, 1393, 1394, 1428, 1435, 1445, 1722, 1734, 1785, 1990, 2023, 2091, 2380, 2388, 2460, 2786, 2788, 2870, 2890, 2985, 3383, 3444, 3468, 3485, 3570, 3980, 4046, 4179, 4182, 4305, 4335, 4879, 5572, 5740, 5780, 5970, 6069, 6766, 6965, 6970, 7140, 8092, 8159, 8358, 8364, 8610, 8670, 9758, 10115, 10149, 10455, 11849, 11940, 12138, 13532, 13930, 13940, 14637, 16318, 16716, 16915, 17220, 17340, 19516, 20230, 20298, 20895, 20910, 23681, 23698, 24276, 24395, 24477, 27860, 29274, 30345, 32636, 33830, 35547, 40460, 40596, 40795, 41790, 41820, 47362, 47396, 48790, 48954, 50745, 57113, 57511, 58548, 59245, 60690, 67660, 71043, 71094, 73185, 81590, 82943, 83580, 94724, 97580, 97908, 101490, 114226, 115022, 118405, 118490, 121380, 122385, 138703, 142086, 142188, 146370, 163180, 165886, 171339, 172533, 177735, 202980, 228452, 230044, 236810, 236980, 244770, 248829, 277406, 284172, 285565, 287555, 292740, 331772, 342678, 345066, 355215, 355470, 402577, 414715, 416109, 473620, 489540, 497658, 554812, 571130, 575110, 685356, 690132, 693515, 710430, 710940, 805154, 829430, 832218, 856695, 862665, 970921, 995316, 1142260, 1150220, 1207731, 1244145, 1387030, 1420860, 1610308, 1658860, 1664436, 1713390, 1725330, 1941842, 2012885, 2080545, 2357951, 2415462, 2488290, 2774060, 2912763, 3426780, 3450660, 3883684, 4025770, 4161090, 4715902, 4830924, 4854605, 4976580, 5825526, 6038655, 7073853, 8051540, 8322180, 9431804, 9709210, 11651052, 11789755, 12077310, 14147706, 14563815, 16505657, 19418420, 23579510, 24154620, 28295412, 29127630, 33011314, 35369265, 47159020, 49516971, 58255260, 66022628, 70738530, 82528285, 99033942, 141477060, 165056570, 198067884, 247584855, 330113140, 495169710, 990339420]

約数ペア:

[(1, 990339420), (2, 495169710), (3, 330113140), (4, 247584855), (5, 198067884), (6, 165056570), (7, 141477060), (10, 99033942), (12, 82528285), (14, 70738530), (15, 66022628), (17, 58255260), (20, 49516971), (21, 47159020), (28, 35369265), (30, 33011314), (34, 29127630), (35, 28295412), (41, 24154620), (42, 23579510), (51, 19418420), (60, 16505657), (68, 14563815), (70, 14147706), (82, 12077310), (84, 11789755), (85, 11651052), (102, 9709210), (105, 9431804), (119, 8322180), (123, 8051540), (140, 7073853), (164, 6038655), (170, 5825526), (199, 4976580), (204, 4854605), (205, 4830924), (210, 4715902), (238, 4161090), (246, 4025770), (255, 3883684), (287, 3450660), (289, 3426780), (340, 2912763), (357, 2774060), (398, 2488290), (410, 2415462), (420, 2357951), (476, 2080545), (492, 2012885), (510, 1941842), (574, 1725330), (578, 1713390), (595, 1664436), (597, 1658860), (615, 1610308), (697, 1420860), (714, 1387030), (796, 1244145), (820, 1207731), (861, 1150220), (867, 1142260), (995, 995316), (1020, 970921), (1148, 862665), (1156, 856695), (1190, 832218), (1194, 829430), (1230, 805154), (1393, 710940), (1394, 710430), (1428, 693515), (1435, 690132), (1445, 685356), (1722, 575110), (1734, 571130), (1785, 554812), (1990, 497658), (2023, 489540), (2091, 473620), (2380, 416109), (2388, 414715), (2460, 402577), (2786, 355470), (2788, 355215), (2870, 345066), (2890, 342678), (2985, 331772), (3383, 292740), (3444, 287555), (3468, 285565), (3485, 284172), (3570, 277406), (3980, 248829), (4046, 244770), (4179, 236980), (4182, 236810), (4305, 230044), (4335, 228452), (4879, 202980), (5572, 177735), (5740, 172533), (5780, 171339), (5970, 165886), (6069, 163180), (6766, 146370), (6965, 142188), (6970, 142086), (7140, 138703), (8092, 122385), (8159, 121380), (8358, 118490), (8364, 118405), (8610, 115022), (8670, 114226), (9758, 101490), (10115, 97908), (10149, 97580), (10455, 94724), (11849, 83580), (11940, 82943), (12138, 81590), (13532, 73185), (13930, 71094), (13940, 71043), (14637, 67660), (16318, 60690), (16716, 59245), (16915, 58548), (17220, 57511), (17340, 57113), (19516, 50745), (20230, 48954), (20298, 48790), (20895, 47396), (20910, 47362), (23681, 41820), (23698, 41790), (24276, 40795), (24395, 40596), (24477, 40460), (27860, 35547), (29274, 33830), (30345, 32636)]