30531120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5531}}^1$

素因数の和:5570

約数の個数: 80

約数和(自身を含む): 98779392

約数和(自身を除く): 68248272

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 40, 46, 48, 60, 69, 80, 92, 115, 120, 138, 184, 230, 240, 276, 345, 368, 460, 552, 690, 920, 1104, 1380, 1840, 2760, 5520, 5531, 11062, 16593, 22124, 27655, 33186, 44248, 55310, 66372, 82965, 88496, 110620, 127213, 132744, 165930, 221240, 254426, 265488, 331860, 381639, 442480, 508852, 636065, 663720, 763278, 1017704, 1272130, 1327440, 1526556, 1908195, 2035408, 2544260, 3053112, 3816390, 5088520, 6106224, 7632780, 10177040, 15265560, 30531120]

約数ペア:

[(1, 30531120), (2, 15265560), (3, 10177040), (4, 7632780), (5, 6106224), (6, 5088520), (8, 3816390), (10, 3053112), (12, 2544260), (15, 2035408), (16, 1908195), (20, 1526556), (23, 1327440), (24, 1272130), (30, 1017704), (40, 763278), (46, 663720), (48, 636065), (60, 508852), (69, 442480), (80, 381639), (92, 331860), (115, 265488), (120, 254426), (138, 221240), (184, 165930), (230, 132744), (240, 127213), (276, 110620), (345, 88496), (368, 82965), (460, 66372), (552, 55310), (690, 44248), (920, 33186), (1104, 27655), (1380, 22124), (1840, 16593), (2760, 11062), (5520, 5531)]