308864920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1601}}^1$

素因数の和:1685

約数の個数: 128

約数和(自身を含む): 872000640

約数和(自身を除く): 563135720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 53, 56, 65, 70, 91, 104, 106, 130, 140, 182, 212, 260, 265, 280, 364, 371, 424, 455, 520, 530, 689, 728, 742, 910, 1060, 1378, 1484, 1601, 1820, 1855, 2120, 2756, 2968, 3202, 3445, 3640, 3710, 4823, 5512, 6404, 6890, 7420, 8005, 9646, 11207, 12808, 13780, 14840, 16010, 19292, 20813, 22414, 24115, 27560, 32020, 38584, 41626, 44828, 48230, 56035, 64040, 83252, 84853, 89656, 96460, 104065, 112070, 145691, 166504, 169706, 192920, 208130, 224140, 291382, 339412, 416260, 424265, 448280, 582764, 593971, 678824, 728455, 832520, 848530, 1103089, 1165528, 1187942, 1456910, 1697060, 2206178, 2375884, 2913820, 2969855, 3394120, 4412356, 4751768, 5515445, 5827640, 5939710, 7721623, 8824712, 11030890, 11879420, 15443246, 22061780, 23758840, 30886492, 38608115, 44123560, 61772984, 77216230, 154432460, 308864920]

約数ペア:

[(1, 308864920), (2, 154432460), (4, 77216230), (5, 61772984), (7, 44123560), (8, 38608115), (10, 30886492), (13, 23758840), (14, 22061780), (20, 15443246), (26, 11879420), (28, 11030890), (35, 8824712), (40, 7721623), (52, 5939710), (53, 5827640), (56, 5515445), (65, 4751768), (70, 4412356), (91, 3394120), (104, 2969855), (106, 2913820), (130, 2375884), (140, 2206178), (182, 1697060), (212, 1456910), (260, 1187942), (265, 1165528), (280, 1103089), (364, 848530), (371, 832520), (424, 728455), (455, 678824), (520, 593971), (530, 582764), (689, 448280), (728, 424265), (742, 416260), (910, 339412), (1060, 291382), (1378, 224140), (1484, 208130), (1601, 192920), (1820, 169706), (1855, 166504), (2120, 145691), (2756, 112070), (2968, 104065), (3202, 96460), (3445, 89656), (3640, 84853), (3710, 83252), (4823, 64040), (5512, 56035), (6404, 48230), (6890, 44828), (7420, 41626), (8005, 38584), (9646, 32020), (11207, 27560), (12808, 24115), (13780, 22414), (14840, 20813), (16010, 19292)]