678289950

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{13}}^2\times {\mathrm{991}}^1$

素因数の和:1041

約数の個数: 180

約数和(自身を含む): 2042824608

約数和(自身を除く): 1364534658

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 18, 25, 26, 27, 30, 39, 45, 50, 54, 65, 75, 78, 81, 90, 117, 130, 135, 150, 162, 169, 195, 225, 234, 270, 325, 338, 351, 390, 405, 450, 507, 585, 650, 675, 702, 810, 845, 975, 991, 1014, 1053, 1170, 1350, 1521, 1690, 1755, 1950, 1982, 2025, 2106, 2535, 2925, 2973, 3042, 3510, 4050, 4225, 4563, 4955, 5070, 5265, 5850, 5946, 7605, 8450, 8775, 8919, 9126, 9910, 10530, 12675, 12883, 13689, 14865, 15210, 17550, 17838, 22815, 24775, 25350, 25766, 26325, 26757, 27378, 29730, 38025, 38649, 44595, 45630, 49550, 52650, 53514, 64415, 68445, 74325, 76050, 77298, 80271, 89190, 114075, 115947, 128830, 133785, 136890, 148650, 160542, 167479, 193245, 222975, 228150, 231894, 267570, 322075, 334958, 342225, 347841, 386490, 401355, 445950, 502437, 579735, 644150, 668925, 684450, 695682, 802710, 837395, 966225, 1004874, 1043523, 1159470, 1337850, 1507311, 1674790, 1739205, 1932450, 2006775, 2087046, 2512185, 2898675, 3014622, 3478410, 4013550, 4186975, 4521933, 5024370, 5217615, 5797350, 7536555, 8373950, 8696025, 9043866, 10435230, 12560925, 13565799, 15073110, 17392050, 22609665, 25121850, 26088075, 27131598, 37682775, 45219330, 52176150, 67828995, 75365550, 113048325, 135657990, 226096650, 339144975, 678289950]

約数ペア:

[(1, 678289950), (2, 339144975), (3, 226096650), (5, 135657990), (6, 113048325), (9, 75365550), (10, 67828995), (13, 52176150), (15, 45219330), (18, 37682775), (25, 27131598), (26, 26088075), (27, 25121850), (30, 22609665), (39, 17392050), (45, 15073110), (50, 13565799), (54, 12560925), (65, 10435230), (75, 9043866), (78, 8696025), (81, 8373950), (90, 7536555), (117, 5797350), (130, 5217615), (135, 5024370), (150, 4521933), (162, 4186975), (169, 4013550), (195, 3478410), (225, 3014622), (234, 2898675), (270, 2512185), (325, 2087046), (338, 2006775), (351, 1932450), (390, 1739205), (405, 1674790), (450, 1507311), (507, 1337850), (585, 1159470), (650, 1043523), (675, 1004874), (702, 966225), (810, 837395), (845, 802710), (975, 695682), (991, 684450), (1014, 668925), (1053, 644150), (1170, 579735), (1350, 502437), (1521, 445950), (1690, 401355), (1755, 386490), (1950, 347841), (1982, 342225), (2025, 334958), (2106, 322075), (2535, 267570), (2925, 231894), (2973, 228150), (3042, 222975), (3510, 193245), (4050, 167479), (4225, 160542), (4563, 148650), (4955, 136890), (5070, 133785), (5265, 128830), (5850, 115947), (5946, 114075), (7605, 89190), (8450, 80271), (8775, 77298), (8919, 76050), (9126, 74325), (9910, 68445), (10530, 64415), (12675, 53514), (12883, 52650), (13689, 49550), (14865, 45630), (15210, 44595), (17550, 38649), (17838, 38025), (22815, 29730), (24775, 27378), (25350, 26757), (25766, 26325)]