23743980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:240

約数の個数: 144

約数和(自身を含む): 79191840

約数和(自身を除く): 55447860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 73, 78, 90, 117, 130, 139, 146, 156, 180, 195, 219, 234, 260, 278, 292, 365, 390, 417, 438, 468, 556, 585, 657, 695, 730, 780, 834, 876, 949, 1095, 1170, 1251, 1314, 1390, 1460, 1668, 1807, 1898, 2085, 2190, 2340, 2502, 2628, 2780, 2847, 3285, 3614, 3796, 4170, 4380, 4745, 5004, 5421, 5694, 6255, 6570, 7228, 8340, 8541, 9035, 9490, 10147, 10842, 11388, 12510, 13140, 14235, 16263, 17082, 18070, 18980, 20294, 21684, 25020, 27105, 28470, 30441, 32526, 34164, 36140, 40588, 42705, 50735, 54210, 56940, 60882, 65052, 81315, 85410, 91323, 101470, 108420, 121764, 131911, 152205, 162630, 170820, 182646, 202940, 263822, 304410, 325260, 365292, 395733, 456615, 527644, 608820, 659555, 791466, 913230, 1187199, 1319110, 1582932, 1826460, 1978665, 2374398, 2638220, 3957330, 4748796, 5935995, 7914660, 11871990, 23743980]

約数ペア:

[(1, 23743980), (2, 11871990), (3, 7914660), (4, 5935995), (5, 4748796), (6, 3957330), (9, 2638220), (10, 2374398), (12, 1978665), (13, 1826460), (15, 1582932), (18, 1319110), (20, 1187199), (26, 913230), (30, 791466), (36, 659555), (39, 608820), (45, 527644), (52, 456615), (60, 395733), (65, 365292), (73, 325260), (78, 304410), (90, 263822), (117, 202940), (130, 182646), (139, 170820), (146, 162630), (156, 152205), (180, 131911), (195, 121764), (219, 108420), (234, 101470), (260, 91323), (278, 85410), (292, 81315), (365, 65052), (390, 60882), (417, 56940), (438, 54210), (468, 50735), (556, 42705), (585, 40588), (657, 36140), (695, 34164), (730, 32526), (780, 30441), (834, 28470), (876, 27105), (949, 25020), (1095, 21684), (1170, 20294), (1251, 18980), (1314, 18070), (1390, 17082), (1460, 16263), (1668, 14235), (1807, 13140), (1898, 12510), (2085, 11388), (2190, 10842), (2340, 10147), (2502, 9490), (2628, 9035), (2780, 8541), (2847, 8340), (3285, 7228), (3614, 6570), (3796, 6255), (4170, 5694), (4380, 5421), (4745, 5004)]