74972040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{257}}^1$

素因数の和:312

約数の個数: 256

約数和(自身を含む): 280869120

約数和(自身を除く): 205897080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 13, 15, 17, 20, 22, 24, 26, 30, 33, 34, 39, 40, 44, 51, 52, 55, 60, 65, 66, 68, 78, 85, 88, 102, 104, 110, 120, 130, 132, 136, 143, 156, 165, 170, 187, 195, 204, 220, 221, 255, 257, 260, 264, 286, 312, 330, 340, 374, 390, 408, 429, 440, 442, 510, 514, 520, 561, 572, 660, 663, 680, 715, 748, 771, 780, 858, 884, 935, 1020, 1028, 1105, 1122, 1144, 1285, 1320, 1326, 1430, 1496, 1542, 1560, 1716, 1768, 1870, 2040, 2056, 2145, 2210, 2244, 2431, 2570, 2652, 2805, 2827, 2860, 3084, 3315, 3341, 3432, 3740, 3855, 4290, 4369, 4420, 4488, 4862, 5140, 5304, 5610, 5654, 5720, 6168, 6630, 6682, 7293, 7480, 7710, 8481, 8580, 8738, 8840, 9724, 10023, 10280, 11220, 11308, 12155, 13107, 13260, 13364, 14135, 14586, 15420, 16705, 16962, 17160, 17476, 19448, 20046, 21845, 22440, 22616, 24310, 26214, 26520, 26728, 28270, 29172, 30840, 33410, 33924, 34952, 36465, 36751, 40092, 42405, 43690, 48059, 48620, 50115, 52428, 56540, 56797, 58344, 65535, 66820, 67848, 72930, 73502, 80184, 84810, 87380, 96118, 97240, 100230, 104856, 110253, 113080, 113594, 131070, 133640, 144177, 145860, 147004, 169620, 170391, 174760, 183755, 192236, 200460, 220506, 227188, 240295, 262140, 283985, 288354, 291720, 294008, 339240, 340782, 367510, 384472, 400920, 441012, 454376, 480590, 524280, 551265, 567970, 576708, 624767, 681564, 720885, 735020, 851955, 882024, 961180, 1102530, 1135940, 1153416, 1249534, 1363128, 1441770, 1470040, 1703910, 1874301, 1922360, 2205060, 2271880, 2499068, 2883540, 3123835, 3407820, 3748602, 4410120, 4998136, 5767080, 6247670, 6815640, 7497204, 9371505, 12495340, 14994408, 18743010, 24990680, 37486020, 74972040]

約数ペア:

[(1, 74972040), (2, 37486020), (3, 24990680), (4, 18743010), (5, 14994408), (6, 12495340), (8, 9371505), (10, 7497204), (11, 6815640), (12, 6247670), (13, 5767080), (15, 4998136), (17, 4410120), (20, 3748602), (22, 3407820), (24, 3123835), (26, 2883540), (30, 2499068), (33, 2271880), (34, 2205060), (39, 1922360), (40, 1874301), (44, 1703910), (51, 1470040), (52, 1441770), (55, 1363128), (60, 1249534), (65, 1153416), (66, 1135940), (68, 1102530), (78, 961180), (85, 882024), (88, 851955), (102, 735020), (104, 720885), (110, 681564), (120, 624767), (130, 576708), (132, 567970), (136, 551265), (143, 524280), (156, 480590), (165, 454376), (170, 441012), (187, 400920), (195, 384472), (204, 367510), (220, 340782), (221, 339240), (255, 294008), (257, 291720), (260, 288354), (264, 283985), (286, 262140), (312, 240295), (330, 227188), (340, 220506), (374, 200460), (390, 192236), (408, 183755), (429, 174760), (440, 170391), (442, 169620), (510, 147004), (514, 145860), (520, 144177), (561, 133640), (572, 131070), (660, 113594), (663, 113080), (680, 110253), (715, 104856), (748, 100230), (771, 97240), (780, 96118), (858, 87380), (884, 84810), (935, 80184), (1020, 73502), (1028, 72930), (1105, 67848), (1122, 66820), (1144, 65535), (1285, 58344), (1320, 56797), (1326, 56540), (1430, 52428), (1496, 50115), (1542, 48620), (1560, 48059), (1716, 43690), (1768, 42405), (1870, 40092), (2040, 36751), (2056, 36465), (2145, 34952), (2210, 33924), (2244, 33410), (2431, 30840), (2570, 29172), (2652, 28270), (2805, 26728), (2827, 26520), (2860, 26214), (3084, 24310), (3315, 22616), (3341, 22440), (3432, 21845), (3740, 20046), (3855, 19448), (4290, 17476), (4369, 17160), (4420, 16962), (4488, 16705), (4862, 15420), (5140, 14586), (5304, 14135), (5610, 13364), (5654, 13260), (5720, 13107), (6168, 12155), (6630, 11308), (6682, 11220), (7293, 10280), (7480, 10023), (7710, 9724), (8481, 8840), (8580, 8738)]