28029150

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{199}}^1\times {\mathrm{313}}^1$

素因数の和:530

約数の個数: 72

約数和(自身を含む): 75925200

約数和(自身を除く): 47896050

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 30, 45, 50, 75, 90, 150, 199, 225, 313, 398, 450, 597, 626, 939, 995, 1194, 1565, 1791, 1878, 1990, 2817, 2985, 3130, 3582, 4695, 4975, 5634, 5970, 7825, 8955, 9390, 9950, 14085, 14925, 15650, 17910, 23475, 28170, 29850, 44775, 46950, 62287, 70425, 89550, 124574, 140850, 186861, 311435, 373722, 560583, 622870, 934305, 1121166, 1557175, 1868610, 2802915, 3114350, 4671525, 5605830, 9343050, 14014575, 28029150]

約数ペア:

[(1, 28029150), (2, 14014575), (3, 9343050), (5, 5605830), (6, 4671525), (9, 3114350), (10, 2802915), (15, 1868610), (18, 1557175), (25, 1121166), (30, 934305), (45, 622870), (50, 560583), (75, 373722), (90, 311435), (150, 186861), (199, 140850), (225, 124574), (313, 89550), (398, 70425), (450, 62287), (597, 46950), (626, 44775), (939, 29850), (995, 28170), (1194, 23475), (1565, 17910), (1791, 15650), (1878, 14925), (1990, 14085), (2817, 9950), (2985, 9390), (3130, 8955), (3582, 7825), (4695, 5970), (4975, 5634)]