249214980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:171

約数の個数: 288

約数和(自身を含む): 873331200

約数和(自身を除く): 624116220

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 29, 30, 35, 37, 42, 49, 58, 60, 70, 74, 79, 84, 87, 98, 105, 111, 116, 140, 145, 147, 148, 158, 174, 185, 196, 203, 210, 222, 237, 245, 259, 290, 294, 316, 348, 370, 395, 406, 420, 435, 444, 474, 490, 518, 553, 555, 580, 588, 609, 735, 740, 777, 790, 812, 870, 948, 980, 1015, 1036, 1073, 1106, 1110, 1185, 1218, 1295, 1421, 1470, 1554, 1580, 1659, 1740, 1813, 2030, 2146, 2212, 2220, 2291, 2370, 2436, 2590, 2765, 2842, 2923, 2940, 3045, 3108, 3219, 3318, 3626, 3871, 3885, 4060, 4263, 4292, 4582, 4740, 5180, 5365, 5439, 5530, 5684, 5846, 6090, 6438, 6636, 6873, 7105, 7252, 7511, 7742, 7770, 8295, 8526, 8769, 9065, 9164, 10730, 10878, 11060, 11455, 11613, 11692, 12180, 12876, 13746, 14210, 14615, 15022, 15484, 15540, 16037, 16095, 16590, 17052, 17538, 18130, 19355, 20461, 21315, 21460, 21756, 22533, 22910, 23226, 27195, 27492, 28420, 29230, 30044, 32074, 32190, 33180, 34365, 35076, 36260, 37555, 38710, 40922, 42630, 43845, 45066, 45820, 46452, 48111, 52577, 54390, 58065, 58460, 61383, 64148, 64380, 68730, 75110, 77420, 80185, 81844, 84767, 85260, 87690, 90132, 96222, 102305, 105154, 108780, 112259, 112665, 116130, 122766, 137460, 143227, 150220, 157731, 160370, 169534, 175380, 192444, 204610, 210308, 224518, 225330, 232260, 240555, 245532, 254301, 262885, 286454, 306915, 315462, 320740, 336777, 339068, 409220, 423835, 429681, 449036, 450660, 481110, 508602, 525770, 561295, 572908, 593369, 613830, 630924, 673554, 716135, 788655, 847670, 859362, 962220, 1017204, 1051540, 1122590, 1186738, 1227660, 1271505, 1347108, 1432270, 1577310, 1683885, 1695340, 1718724, 1780107, 2148405, 2245180, 2373476, 2543010, 2864540, 2966845, 3154620, 3367770, 3560214, 4153583, 4296810, 5086020, 5933690, 6735540, 7120428, 8307166, 8593620, 8900535, 11867380, 12460749, 16614332, 17801070, 20767915, 24921498, 35602140, 41535830, 49842996, 62303745, 83071660, 124607490, 249214980]

約数ペア:

[(1, 249214980), (2, 124607490), (3, 83071660), (4, 62303745), (5, 49842996), (6, 41535830), (7, 35602140), (10, 24921498), (12, 20767915), (14, 17801070), (15, 16614332), (20, 12460749), (21, 11867380), (28, 8900535), (29, 8593620), (30, 8307166), (35, 7120428), (37, 6735540), (42, 5933690), (49, 5086020), (58, 4296810), (60, 4153583), (70, 3560214), (74, 3367770), (79, 3154620), (84, 2966845), (87, 2864540), (98, 2543010), (105, 2373476), (111, 2245180), (116, 2148405), (140, 1780107), (145, 1718724), (147, 1695340), (148, 1683885), (158, 1577310), (174, 1432270), (185, 1347108), (196, 1271505), (203, 1227660), (210, 1186738), (222, 1122590), (237, 1051540), (245, 1017204), (259, 962220), (290, 859362), (294, 847670), (316, 788655), (348, 716135), (370, 673554), (395, 630924), (406, 613830), (420, 593369), (435, 572908), (444, 561295), (474, 525770), (490, 508602), (518, 481110), (553, 450660), (555, 449036), (580, 429681), (588, 423835), (609, 409220), (735, 339068), (740, 336777), (777, 320740), (790, 315462), (812, 306915), (870, 286454), (948, 262885), (980, 254301), (1015, 245532), (1036, 240555), (1073, 232260), (1106, 225330), (1110, 224518), (1185, 210308), (1218, 204610), (1295, 192444), (1421, 175380), (1470, 169534), (1554, 160370), (1580, 157731), (1659, 150220), (1740, 143227), (1813, 137460), (2030, 122766), (2146, 116130), (2212, 112665), (2220, 112259), (2291, 108780), (2370, 105154), (2436, 102305), (2590, 96222), (2765, 90132), (2842, 87690), (2923, 85260), (2940, 84767), (3045, 81844), (3108, 80185), (3219, 77420), (3318, 75110), (3626, 68730), (3871, 64380), (3885, 64148), (4060, 61383), (4263, 58460), (4292, 58065), (4582, 54390), (4740, 52577), (5180, 48111), (5365, 46452), (5439, 45820), (5530, 45066), (5684, 43845), (5846, 42630), (6090, 40922), (6438, 38710), (6636, 37555), (6873, 36260), (7105, 35076), (7252, 34365), (7511, 33180), (7742, 32190), (7770, 32074), (8295, 30044), (8526, 29230), (8769, 28420), (9065, 27492), (9164, 27195), (10730, 23226), (10878, 22910), (11060, 22533), (11455, 21756), (11613, 21460), (11692, 21315), (12180, 20461), (12876, 19355), (13746, 18130), (14210, 17538), (14615, 17052), (15022, 16590), (15484, 16095), (15540, 16037)]