221742300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{56857}}^1$

素因数の和:56887

約数の個数: 72

約数和(自身を含む): 690938416

約数和(自身を除く): 469196116

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 56857, 113714, 170571, 227428, 284285, 341142, 568570, 682284, 739141, 852855, 1137140, 1421425, 1478282, 1705710, 2217423, 2842850, 2956564, 3411420, 3695705, 4264275, 4434846, 5685700, 7391410, 8528550, 8869692, 11087115, 14782820, 17057100, 18478525, 22174230, 36957050, 44348460, 55435575, 73914100, 110871150, 221742300]

約数ペア:

[(1, 221742300), (2, 110871150), (3, 73914100), (4, 55435575), (5, 44348460), (6, 36957050), (10, 22174230), (12, 18478525), (13, 17057100), (15, 14782820), (20, 11087115), (25, 8869692), (26, 8528550), (30, 7391410), (39, 5685700), (50, 4434846), (52, 4264275), (60, 3695705), (65, 3411420), (75, 2956564), (78, 2842850), (100, 2217423), (130, 1705710), (150, 1478282), (156, 1421425), (195, 1137140), (260, 852855), (300, 739141), (325, 682284), (390, 568570), (650, 341142), (780, 284285), (975, 227428), (1300, 170571), (1950, 113714), (3900, 56857)]