308131920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{23}}^2\times {\mathrm{809}}^1$

素因数の和:874

約数の個数: 180

約数和(自身を含む): 1083094740

約数和(自身を除く): 774962820

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, 60, 69, 72, 80, 90, 92, 115, 120, 138, 144, 180, 184, 207, 230, 240, 276, 345, 360, 368, 414, 460, 529, 552, 690, 720, 809, 828, 920, 1035, 1058, 1104, 1380, 1587, 1618, 1656, 1840, 2070, 2116, 2427, 2645, 2760, 3174, 3236, 3312, 4045, 4140, 4232, 4761, 4854, 5290, 5520, 6348, 6472, 7281, 7935, 8090, 8280, 8464, 9522, 9708, 10580, 12135, 12696, 12944, 14562, 15870, 16180, 16560, 18607, 19044, 19416, 21160, 23805, 24270, 25392, 29124, 31740, 32360, 36405, 37214, 38088, 38832, 42320, 47610, 48540, 55821, 58248, 63480, 64720, 72810, 74428, 76176, 93035, 95220, 97080, 111642, 116496, 126960, 145620, 148856, 167463, 186070, 190440, 194160, 223284, 279105, 291240, 297712, 334926, 372140, 380880, 427961, 446568, 558210, 582480, 669852, 744280, 837315, 855922, 893136, 1116420, 1283883, 1339704, 1488560, 1674630, 1711844, 2139805, 2232840, 2567766, 2679408, 3349260, 3423688, 3851649, 4279610, 4465680, 5135532, 6419415, 6698520, 6847376, 7703298, 8559220, 10271064, 12838830, 13397040, 15406596, 17118440, 19258245, 20542128, 25677660, 30813192, 34236880, 38516490, 51355320, 61626384, 77032980, 102710640, 154065960, 308131920]

約数ペア:

[(1, 308131920), (2, 154065960), (3, 102710640), (4, 77032980), (5, 61626384), (6, 51355320), (8, 38516490), (9, 34236880), (10, 30813192), (12, 25677660), (15, 20542128), (16, 19258245), (18, 17118440), (20, 15406596), (23, 13397040), (24, 12838830), (30, 10271064), (36, 8559220), (40, 7703298), (45, 6847376), (46, 6698520), (48, 6419415), (60, 5135532), (69, 4465680), (72, 4279610), (80, 3851649), (90, 3423688), (92, 3349260), (115, 2679408), (120, 2567766), (138, 2232840), (144, 2139805), (180, 1711844), (184, 1674630), (207, 1488560), (230, 1339704), (240, 1283883), (276, 1116420), (345, 893136), (360, 855922), (368, 837315), (414, 744280), (460, 669852), (529, 582480), (552, 558210), (690, 446568), (720, 427961), (809, 380880), (828, 372140), (920, 334926), (1035, 297712), (1058, 291240), (1104, 279105), (1380, 223284), (1587, 194160), (1618, 190440), (1656, 186070), (1840, 167463), (2070, 148856), (2116, 145620), (2427, 126960), (2645, 116496), (2760, 111642), (3174, 97080), (3236, 95220), (3312, 93035), (4045, 76176), (4140, 74428), (4232, 72810), (4761, 64720), (4854, 63480), (5290, 58248), (5520, 55821), (6348, 48540), (6472, 47610), (7281, 42320), (7935, 38832), (8090, 38088), (8280, 37214), (8464, 36405), (9522, 32360), (9708, 31740), (10580, 29124), (12135, 25392), (12696, 24270), (12944, 23805), (14562, 21160), (15870, 19416), (16180, 19044), (16560, 18607)]