289100980

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:151

約数の個数: 192

約数和(自身を含む): 781401600

約数和(自身を除く): 492300620

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 37, 49, 67, 68, 70, 74, 85, 98, 119, 134, 140, 148, 170, 185, 196, 238, 245, 259, 268, 335, 340, 343, 370, 469, 476, 490, 518, 595, 629, 670, 686, 740, 833, 938, 980, 1036, 1139, 1190, 1258, 1295, 1340, 1372, 1666, 1715, 1813, 1876, 2278, 2345, 2380, 2479, 2516, 2590, 3145, 3283, 3332, 3430, 3626, 4165, 4403, 4556, 4690, 4958, 5180, 5695, 5831, 6290, 6566, 6860, 7252, 7973, 8330, 8806, 9065, 9380, 9916, 11390, 11662, 12395, 12580, 12691, 13132, 15946, 16415, 16660, 17353, 17612, 18130, 22015, 22780, 22981, 23324, 24790, 25382, 29155, 30821, 31892, 32830, 34706, 36260, 39865, 42143, 44030, 45962, 49580, 50764, 55811, 58310, 61642, 63455, 65660, 69412, 79730, 84286, 86765, 88060, 91924, 111622, 114905, 116620, 121471, 123284, 126910, 154105, 159460, 168572, 173530, 210715, 215747, 223244, 229810, 242942, 253820, 279055, 295001, 308210, 347060, 390677, 421430, 431494, 459620, 485884, 558110, 590002, 607355, 616420, 781354, 842860, 850297, 862988, 1078735, 1116220, 1180004, 1214710, 1475005, 1562708, 1700594, 1953385, 2065007, 2157470, 2429420, 2950010, 3401188, 3906770, 4130014, 4251485, 4314940, 5900020, 7813540, 8260028, 8502970, 10325035, 14455049, 17005940, 20650070, 28910098, 41300140, 57820196, 72275245, 144550490, 289100980]

約数ペア:

[(1, 289100980), (2, 144550490), (4, 72275245), (5, 57820196), (7, 41300140), (10, 28910098), (14, 20650070), (17, 17005940), (20, 14455049), (28, 10325035), (34, 8502970), (35, 8260028), (37, 7813540), (49, 5900020), (67, 4314940), (68, 4251485), (70, 4130014), (74, 3906770), (85, 3401188), (98, 2950010), (119, 2429420), (134, 2157470), (140, 2065007), (148, 1953385), (170, 1700594), (185, 1562708), (196, 1475005), (238, 1214710), (245, 1180004), (259, 1116220), (268, 1078735), (335, 862988), (340, 850297), (343, 842860), (370, 781354), (469, 616420), (476, 607355), (490, 590002), (518, 558110), (595, 485884), (629, 459620), (670, 431494), (686, 421430), (740, 390677), (833, 347060), (938, 308210), (980, 295001), (1036, 279055), (1139, 253820), (1190, 242942), (1258, 229810), (1295, 223244), (1340, 215747), (1372, 210715), (1666, 173530), (1715, 168572), (1813, 159460), (1876, 154105), (2278, 126910), (2345, 123284), (2380, 121471), (2479, 116620), (2516, 114905), (2590, 111622), (3145, 91924), (3283, 88060), (3332, 86765), (3430, 84286), (3626, 79730), (4165, 69412), (4403, 65660), (4556, 63455), (4690, 61642), (4958, 58310), (5180, 55811), (5695, 50764), (5831, 49580), (6290, 45962), (6566, 44030), (6860, 42143), (7252, 39865), (7973, 36260), (8330, 34706), (8806, 32830), (9065, 31892), (9380, 30821), (9916, 29155), (11390, 25382), (11662, 24790), (12395, 23324), (12580, 22981), (12691, 22780), (13132, 22015), (15946, 18130), (16415, 17612), (16660, 17353)]