221447100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{6203}}^1$

素因数の和:6244

約数の個数: 144

約数和(自身を含む): 775450368

約数和(自身を除く): 554003268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 17, 20, 21, 25, 28, 30, 34, 35, 42, 50, 51, 60, 68, 70, 75, 84, 85, 100, 102, 105, 119, 140, 150, 170, 175, 204, 210, 238, 255, 300, 340, 350, 357, 420, 425, 476, 510, 525, 595, 700, 714, 850, 1020, 1050, 1190, 1275, 1428, 1700, 1785, 2100, 2380, 2550, 2975, 3570, 5100, 5950, 6203, 7140, 8925, 11900, 12406, 17850, 18609, 24812, 31015, 35700, 37218, 43421, 62030, 74436, 86842, 93045, 105451, 124060, 130263, 155075, 173684, 186090, 210902, 217105, 260526, 310150, 316353, 372180, 421804, 434210, 465225, 521052, 527255, 620300, 632706, 651315, 738157, 868420, 930450, 1054510, 1085525, 1265412, 1302630, 1476314, 1581765, 1860900, 2109020, 2171050, 2214471, 2605260, 2636275, 2952628, 3163530, 3256575, 3690785, 4342100, 4428942, 5272550, 6327060, 6513150, 7381570, 7908825, 8857884, 10545100, 11072355, 13026300, 14763140, 15817650, 18453925, 22144710, 31635300, 36907850, 44289420, 55361775, 73815700, 110723550, 221447100]

約数ペア:

[(1, 221447100), (2, 110723550), (3, 73815700), (4, 55361775), (5, 44289420), (6, 36907850), (7, 31635300), (10, 22144710), (12, 18453925), (14, 15817650), (15, 14763140), (17, 13026300), (20, 11072355), (21, 10545100), (25, 8857884), (28, 7908825), (30, 7381570), (34, 6513150), (35, 6327060), (42, 5272550), (50, 4428942), (51, 4342100), (60, 3690785), (68, 3256575), (70, 3163530), (75, 2952628), (84, 2636275), (85, 2605260), (100, 2214471), (102, 2171050), (105, 2109020), (119, 1860900), (140, 1581765), (150, 1476314), (170, 1302630), (175, 1265412), (204, 1085525), (210, 1054510), (238, 930450), (255, 868420), (300, 738157), (340, 651315), (350, 632706), (357, 620300), (420, 527255), (425, 521052), (476, 465225), (510, 434210), (525, 421804), (595, 372180), (700, 316353), (714, 310150), (850, 260526), (1020, 217105), (1050, 210902), (1190, 186090), (1275, 173684), (1428, 155075), (1700, 130263), (1785, 124060), (2100, 105451), (2380, 93045), (2550, 86842), (2975, 74436), (3570, 62030), (5100, 43421), (5950, 37218), (6203, 35700), (7140, 31015), (8925, 24812), (11900, 18609), (12406, 17850)]