251099280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:358

約数の個数: 240

約数和(自身を含む): 898335360

約数和(自身を除く): 647236080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 30, 36, 40, 45, 46, 48, 59, 60, 69, 72, 80, 90, 92, 115, 118, 120, 138, 144, 177, 180, 184, 207, 230, 236, 240, 257, 276, 295, 345, 354, 360, 368, 414, 460, 472, 514, 531, 552, 590, 690, 708, 720, 771, 828, 885, 920, 944, 1028, 1035, 1062, 1104, 1180, 1285, 1357, 1380, 1416, 1542, 1656, 1770, 1840, 2056, 2070, 2124, 2313, 2360, 2570, 2655, 2714, 2760, 2832, 3084, 3312, 3540, 3855, 4071, 4112, 4140, 4248, 4626, 4720, 5140, 5310, 5428, 5520, 5911, 6168, 6785, 7080, 7710, 8142, 8280, 8496, 9252, 10280, 10620, 10856, 11565, 11822, 12213, 12336, 13570, 14160, 15163, 15420, 16284, 16560, 17733, 18504, 20355, 20560, 21240, 21712, 23130, 23644, 24426, 27140, 29555, 30326, 30840, 32568, 35466, 37008, 40710, 42480, 45489, 46260, 47288, 48852, 53199, 54280, 59110, 60652, 61065, 61680, 65136, 70932, 75815, 81420, 88665, 90978, 92520, 94576, 97704, 106398, 108560, 118220, 121304, 122130, 136467, 141864, 151630, 162840, 177330, 181956, 185040, 195408, 212796, 227445, 236440, 242608, 244260, 265995, 272934, 283728, 303260, 325680, 348749, 354660, 363912, 425592, 454890, 472880, 488520, 531990, 545868, 606520, 682335, 697498, 709320, 727824, 851184, 909780, 977040, 1046247, 1063980, 1091736, 1213040, 1364670, 1394996, 1418640, 1743745, 1819560, 2092494, 2127960, 2183472, 2729340, 2789992, 3138741, 3487490, 3639120, 4184988, 4255920, 5231235, 5458680, 5579984, 6277482, 6974980, 8369976, 10462470, 10917360, 12554964, 13949960, 15693705, 16739952, 20924940, 25109928, 27899920, 31387410, 41849880, 50219856, 62774820, 83699760, 125549640, 251099280]

約数ペア:

[(1, 251099280), (2, 125549640), (3, 83699760), (4, 62774820), (5, 50219856), (6, 41849880), (8, 31387410), (9, 27899920), (10, 25109928), (12, 20924940), (15, 16739952), (16, 15693705), (18, 13949960), (20, 12554964), (23, 10917360), (24, 10462470), (30, 8369976), (36, 6974980), (40, 6277482), (45, 5579984), (46, 5458680), (48, 5231235), (59, 4255920), (60, 4184988), (69, 3639120), (72, 3487490), (80, 3138741), (90, 2789992), (92, 2729340), (115, 2183472), (118, 2127960), (120, 2092494), (138, 1819560), (144, 1743745), (177, 1418640), (180, 1394996), (184, 1364670), (207, 1213040), (230, 1091736), (236, 1063980), (240, 1046247), (257, 977040), (276, 909780), (295, 851184), (345, 727824), (354, 709320), (360, 697498), (368, 682335), (414, 606520), (460, 545868), (472, 531990), (514, 488520), (531, 472880), (552, 454890), (590, 425592), (690, 363912), (708, 354660), (720, 348749), (771, 325680), (828, 303260), (885, 283728), (920, 272934), (944, 265995), (1028, 244260), (1035, 242608), (1062, 236440), (1104, 227445), (1180, 212796), (1285, 195408), (1357, 185040), (1380, 181956), (1416, 177330), (1542, 162840), (1656, 151630), (1770, 141864), (1840, 136467), (2056, 122130), (2070, 121304), (2124, 118220), (2313, 108560), (2360, 106398), (2570, 97704), (2655, 94576), (2714, 92520), (2760, 90978), (2832, 88665), (3084, 81420), (3312, 75815), (3540, 70932), (3855, 65136), (4071, 61680), (4112, 61065), (4140, 60652), (4248, 59110), (4626, 54280), (4720, 53199), (5140, 48852), (5310, 47288), (5428, 46260), (5520, 45489), (5911, 42480), (6168, 40710), (6785, 37008), (7080, 35466), (7710, 32568), (8142, 30840), (8280, 30326), (8496, 29555), (9252, 27140), (10280, 24426), (10620, 23644), (10856, 23130), (11565, 21712), (11822, 21240), (12213, 20560), (12336, 20355), (13570, 18504), (14160, 17733), (15163, 16560), (15420, 16284)]