354912800

素因数分解:

$2^5\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1301}}^1$

素因数の和:1363

約数の個数: 144

約数和(自身を含む): 976437504

約数和(自身を除く): 621524704

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 31, 32, 40, 44, 50, 55, 62, 80, 88, 100, 110, 124, 155, 160, 176, 200, 220, 248, 275, 310, 341, 352, 400, 440, 496, 550, 620, 682, 775, 800, 880, 992, 1100, 1240, 1301, 1364, 1550, 1705, 1760, 2200, 2480, 2602, 2728, 3100, 3410, 4400, 4960, 5204, 5456, 6200, 6505, 6820, 8525, 8800, 10408, 10912, 12400, 13010, 13640, 14311, 17050, 20816, 24800, 26020, 27280, 28622, 32525, 34100, 40331, 41632, 52040, 54560, 57244, 65050, 68200, 71555, 80662, 104080, 114488, 130100, 136400, 143110, 161324, 201655, 208160, 228976, 260200, 272800, 286220, 322648, 357775, 403310, 443641, 457952, 520400, 572440, 645296, 715550, 806620, 887282, 1008275, 1040800, 1144880, 1290592, 1431100, 1613240, 1774564, 2016550, 2218205, 2289760, 2862200, 3226480, 3549128, 4033100, 4436410, 5724400, 6452960, 7098256, 8066200, 8872820, 11091025, 11448800, 14196512, 16132400, 17745640, 22182050, 32264800, 35491280, 44364100, 70982560, 88728200, 177456400, 354912800]

約数ペア:

[(1, 354912800), (2, 177456400), (4, 88728200), (5, 70982560), (8, 44364100), (10, 35491280), (11, 32264800), (16, 22182050), (20, 17745640), (22, 16132400), (25, 14196512), (31, 11448800), (32, 11091025), (40, 8872820), (44, 8066200), (50, 7098256), (55, 6452960), (62, 5724400), (80, 4436410), (88, 4033100), (100, 3549128), (110, 3226480), (124, 2862200), (155, 2289760), (160, 2218205), (176, 2016550), (200, 1774564), (220, 1613240), (248, 1431100), (275, 1290592), (310, 1144880), (341, 1040800), (352, 1008275), (400, 887282), (440, 806620), (496, 715550), (550, 645296), (620, 572440), (682, 520400), (775, 457952), (800, 443641), (880, 403310), (992, 357775), (1100, 322648), (1240, 286220), (1301, 272800), (1364, 260200), (1550, 228976), (1705, 208160), (1760, 201655), (2200, 161324), (2480, 143110), (2602, 136400), (2728, 130100), (3100, 114488), (3410, 104080), (4400, 80662), (4960, 71555), (5204, 68200), (5456, 65050), (6200, 57244), (6505, 54560), (6820, 52040), (8525, 41632), (8800, 40331), (10408, 34100), (10912, 32525), (12400, 28622), (13010, 27280), (13640, 26020), (14311, 24800), (17050, 20816)]