29728920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1$

素因数の和:122

約数の個数: 256

約数和(自身を含む): 108864000

約数和(自身を除く): 79135080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 19, 20, 24, 26, 30, 34, 38, 39, 40, 51, 52, 57, 59, 60, 65, 68, 76, 78, 85, 95, 102, 104, 114, 118, 120, 130, 136, 152, 156, 170, 177, 190, 195, 204, 221, 228, 236, 247, 255, 260, 285, 295, 312, 323, 340, 354, 380, 390, 408, 442, 456, 472, 494, 510, 520, 570, 590, 646, 663, 680, 708, 741, 760, 767, 780, 884, 885, 969, 988, 1003, 1020, 1105, 1121, 1140, 1180, 1235, 1292, 1326, 1416, 1482, 1534, 1560, 1615, 1768, 1770, 1938, 1976, 2006, 2040, 2210, 2242, 2280, 2301, 2360, 2470, 2584, 2652, 2964, 3009, 3068, 3230, 3315, 3363, 3540, 3705, 3835, 3876, 4012, 4199, 4420, 4484, 4602, 4845, 4940, 5015, 5304, 5605, 5928, 6018, 6136, 6460, 6630, 6726, 7080, 7410, 7670, 7752, 8024, 8398, 8840, 8968, 9204, 9690, 9880, 10030, 11210, 11505, 12036, 12597, 12920, 13039, 13260, 13452, 14573, 14820, 15045, 15340, 16796, 16815, 18408, 19057, 19380, 20060, 20995, 22420, 23010, 24072, 25194, 26078, 26520, 26904, 29146, 29640, 30090, 30680, 33592, 33630, 38114, 38760, 39117, 40120, 41990, 43719, 44840, 46020, 50388, 52156, 57171, 58292, 60180, 62985, 65195, 67260, 72865, 76228, 78234, 83980, 87438, 92040, 95285, 100776, 104312, 114342, 116584, 120360, 125970, 130390, 134520, 145730, 152456, 156468, 167960, 174876, 190570, 195585, 218595, 228684, 247741, 251940, 260780, 285855, 291460, 312936, 349752, 381140, 391170, 437190, 457368, 495482, 503880, 521560, 571710, 582920, 743223, 762280, 782340, 874380, 990964, 1143420, 1238705, 1486446, 1564680, 1748760, 1981928, 2286840, 2477410, 2972892, 3716115, 4954820, 5945784, 7432230, 9909640, 14864460, 29728920]

約数ペア:

[(1, 29728920), (2, 14864460), (3, 9909640), (4, 7432230), (5, 5945784), (6, 4954820), (8, 3716115), (10, 2972892), (12, 2477410), (13, 2286840), (15, 1981928), (17, 1748760), (19, 1564680), (20, 1486446), (24, 1238705), (26, 1143420), (30, 990964), (34, 874380), (38, 782340), (39, 762280), (40, 743223), (51, 582920), (52, 571710), (57, 521560), (59, 503880), (60, 495482), (65, 457368), (68, 437190), (76, 391170), (78, 381140), (85, 349752), (95, 312936), (102, 291460), (104, 285855), (114, 260780), (118, 251940), (120, 247741), (130, 228684), (136, 218595), (152, 195585), (156, 190570), (170, 174876), (177, 167960), (190, 156468), (195, 152456), (204, 145730), (221, 134520), (228, 130390), (236, 125970), (247, 120360), (255, 116584), (260, 114342), (285, 104312), (295, 100776), (312, 95285), (323, 92040), (340, 87438), (354, 83980), (380, 78234), (390, 76228), (408, 72865), (442, 67260), (456, 65195), (472, 62985), (494, 60180), (510, 58292), (520, 57171), (570, 52156), (590, 50388), (646, 46020), (663, 44840), (680, 43719), (708, 41990), (741, 40120), (760, 39117), (767, 38760), (780, 38114), (884, 33630), (885, 33592), (969, 30680), (988, 30090), (1003, 29640), (1020, 29146), (1105, 26904), (1121, 26520), (1140, 26078), (1180, 25194), (1235, 24072), (1292, 23010), (1326, 22420), (1416, 20995), (1482, 20060), (1534, 19380), (1560, 19057), (1615, 18408), (1768, 16815), (1770, 16796), (1938, 15340), (1976, 15045), (2006, 14820), (2040, 14573), (2210, 13452), (2242, 13260), (2280, 13039), (2301, 12920), (2360, 12597), (2470, 12036), (2584, 11505), (2652, 11210), (2964, 10030), (3009, 9880), (3068, 9690), (3230, 9204), (3315, 8968), (3363, 8840), (3540, 8398), (3705, 8024), (3835, 7752), (3876, 7670), (4012, 7410), (4199, 7080), (4420, 6726), (4484, 6630), (4602, 6460), (4845, 6136), (4940, 6018), (5015, 5928), (5304, 5605)]