278139300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{331}}^1\times {\mathrm{2801}}^1$

素因数の和:3149

約数の個数: 72

約数和(自身を含む): 807469152

約数和(自身を除く): 529329852

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 150, 300, 331, 662, 993, 1324, 1655, 1986, 2801, 3310, 3972, 4965, 5602, 6620, 8275, 8403, 9930, 11204, 14005, 16550, 16806, 19860, 24825, 28010, 33100, 33612, 42015, 49650, 56020, 70025, 84030, 99300, 140050, 168060, 210075, 280100, 420150, 840300, 927131, 1854262, 2781393, 3708524, 4635655, 5562786, 9271310, 11125572, 13906965, 18542620, 23178275, 27813930, 46356550, 55627860, 69534825, 92713100, 139069650, 278139300]

約数ペア:

[(1, 278139300), (2, 139069650), (3, 92713100), (4, 69534825), (5, 55627860), (6, 46356550), (10, 27813930), (12, 23178275), (15, 18542620), (20, 13906965), (25, 11125572), (30, 9271310), (50, 5562786), (60, 4635655), (75, 3708524), (100, 2781393), (150, 1854262), (300, 927131), (331, 840300), (662, 420150), (993, 280100), (1324, 210075), (1655, 168060), (1986, 140050), (2801, 99300), (3310, 84030), (3972, 70025), (4965, 56020), (5602, 49650), (6620, 42015), (8275, 33612), (8403, 33100), (9930, 28010), (11204, 24825), (14005, 19860), (16550, 16806)]