30407760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{157}}^1\times {\mathrm{269}}^1$

素因数の和:445

約数の個数: 120

約数和(自身を含む): 103151880

約数和(自身を除く): 72744120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 157, 180, 240, 269, 314, 360, 471, 538, 628, 720, 785, 807, 942, 1076, 1256, 1345, 1413, 1570, 1614, 1884, 2152, 2355, 2421, 2512, 2690, 2826, 3140, 3228, 3768, 4035, 4304, 4710, 4842, 5380, 5652, 6280, 6456, 7065, 7536, 8070, 9420, 9684, 10760, 11304, 12105, 12560, 12912, 14130, 16140, 18840, 19368, 21520, 22608, 24210, 28260, 32280, 37680, 38736, 42233, 48420, 56520, 64560, 84466, 96840, 113040, 126699, 168932, 193680, 211165, 253398, 337864, 380097, 422330, 506796, 633495, 675728, 760194, 844660, 1013592, 1266990, 1520388, 1689320, 1900485, 2027184, 2533980, 3040776, 3378640, 3800970, 5067960, 6081552, 7601940, 10135920, 15203880, 30407760]

約数ペア:

[(1, 30407760), (2, 15203880), (3, 10135920), (4, 7601940), (5, 6081552), (6, 5067960), (8, 3800970), (9, 3378640), (10, 3040776), (12, 2533980), (15, 2027184), (16, 1900485), (18, 1689320), (20, 1520388), (24, 1266990), (30, 1013592), (36, 844660), (40, 760194), (45, 675728), (48, 633495), (60, 506796), (72, 422330), (80, 380097), (90, 337864), (120, 253398), (144, 211165), (157, 193680), (180, 168932), (240, 126699), (269, 113040), (314, 96840), (360, 84466), (471, 64560), (538, 56520), (628, 48420), (720, 42233), (785, 38736), (807, 37680), (942, 32280), (1076, 28260), (1256, 24210), (1345, 22608), (1413, 21520), (1570, 19368), (1614, 18840), (1884, 16140), (2152, 14130), (2355, 12912), (2421, 12560), (2512, 12105), (2690, 11304), (2826, 10760), (3140, 9684), (3228, 9420), (3768, 8070), (4035, 7536), (4304, 7065), (4710, 6456), (4842, 6280), (5380, 5652)]