77737140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:406

約数の個数: 144

約数和(自身を含む): 256838400

約数和(自身を除く): 179101260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 139, 156, 180, 195, 234, 239, 260, 278, 390, 417, 468, 478, 556, 585, 695, 717, 780, 834, 956, 1170, 1195, 1251, 1390, 1434, 1668, 1807, 2085, 2151, 2340, 2390, 2502, 2780, 2868, 3107, 3585, 3614, 4170, 4302, 4780, 5004, 5421, 6214, 6255, 7170, 7228, 8340, 8604, 9035, 9321, 10755, 10842, 12428, 12510, 14340, 15535, 16263, 18070, 18642, 21510, 21684, 25020, 27105, 27963, 31070, 32526, 33221, 36140, 37284, 43020, 46605, 54210, 55926, 62140, 65052, 66442, 81315, 93210, 99663, 108420, 111852, 132884, 139815, 162630, 166105, 186420, 199326, 279630, 298989, 325260, 332210, 398652, 431873, 498315, 559260, 597978, 664420, 863746, 996630, 1195956, 1295619, 1494945, 1727492, 1993260, 2159365, 2591238, 2989890, 3886857, 4318730, 5182476, 5979780, 6478095, 7773714, 8637460, 12956190, 15547428, 19434285, 25912380, 38868570, 77737140]

約数ペア:

[(1, 77737140), (2, 38868570), (3, 25912380), (4, 19434285), (5, 15547428), (6, 12956190), (9, 8637460), (10, 7773714), (12, 6478095), (13, 5979780), (15, 5182476), (18, 4318730), (20, 3886857), (26, 2989890), (30, 2591238), (36, 2159365), (39, 1993260), (45, 1727492), (52, 1494945), (60, 1295619), (65, 1195956), (78, 996630), (90, 863746), (117, 664420), (130, 597978), (139, 559260), (156, 498315), (180, 431873), (195, 398652), (234, 332210), (239, 325260), (260, 298989), (278, 279630), (390, 199326), (417, 186420), (468, 166105), (478, 162630), (556, 139815), (585, 132884), (695, 111852), (717, 108420), (780, 99663), (834, 93210), (956, 81315), (1170, 66442), (1195, 65052), (1251, 62140), (1390, 55926), (1434, 54210), (1668, 46605), (1807, 43020), (2085, 37284), (2151, 36140), (2340, 33221), (2390, 32526), (2502, 31070), (2780, 27963), (2868, 27105), (3107, 25020), (3585, 21684), (3614, 21510), (4170, 18642), (4302, 18070), (4780, 16263), (5004, 15535), (5421, 14340), (6214, 12510), (6255, 12428), (7170, 10842), (7228, 10755), (8340, 9321), (8604, 9035)]