28771470

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1171}}^1$

素因数の和:1207

約数の個数: 128

約数和(自身を含む): 94510080

約数和(自身を除く): 65738610

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 27, 30, 35, 39, 42, 45, 54, 63, 65, 70, 78, 90, 91, 105, 117, 126, 130, 135, 182, 189, 195, 210, 234, 270, 273, 315, 351, 378, 390, 455, 546, 585, 630, 702, 819, 910, 945, 1170, 1171, 1365, 1638, 1755, 1890, 2342, 2457, 2730, 3510, 3513, 4095, 4914, 5855, 7026, 8190, 8197, 10539, 11710, 12285, 15223, 16394, 17565, 21078, 24570, 24591, 30446, 31617, 35130, 40985, 45669, 49182, 52695, 63234, 73773, 76115, 81970, 91338, 105390, 106561, 122955, 137007, 147546, 152230, 158085, 213122, 221319, 228345, 245910, 274014, 316170, 319683, 368865, 411021, 442638, 456690, 532805, 639366, 685035, 737730, 822042, 959049, 1065610, 1106595, 1370070, 1598415, 1918098, 2055105, 2213190, 2877147, 3196830, 4110210, 4795245, 5754294, 9590490, 14385735, 28771470]

約数ペア:

[(1, 28771470), (2, 14385735), (3, 9590490), (5, 5754294), (6, 4795245), (7, 4110210), (9, 3196830), (10, 2877147), (13, 2213190), (14, 2055105), (15, 1918098), (18, 1598415), (21, 1370070), (26, 1106595), (27, 1065610), (30, 959049), (35, 822042), (39, 737730), (42, 685035), (45, 639366), (54, 532805), (63, 456690), (65, 442638), (70, 411021), (78, 368865), (90, 319683), (91, 316170), (105, 274014), (117, 245910), (126, 228345), (130, 221319), (135, 213122), (182, 158085), (189, 152230), (195, 147546), (210, 137007), (234, 122955), (270, 106561), (273, 105390), (315, 91338), (351, 81970), (378, 76115), (390, 73773), (455, 63234), (546, 52695), (585, 49182), (630, 45669), (702, 40985), (819, 35130), (910, 31617), (945, 30446), (1170, 24591), (1171, 24570), (1365, 21078), (1638, 17565), (1755, 16394), (1890, 15223), (2342, 12285), (2457, 11710), (2730, 10539), (3510, 8197), (3513, 8190), (4095, 7026), (4914, 5855)]