123138480

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{30181}}^1$

素因数の和:30214

約数の個数: 80

約数和(自身を含む): 404197344

約数和(自身を除く): 281058864

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 30181, 60362, 90543, 120724, 150905, 181086, 241448, 301810, 362172, 452715, 482896, 513077, 603620, 724344, 905430, 1026154, 1207240, 1448688, 1539231, 1810860, 2052308, 2414480, 2565385, 3078462, 3621720, 4104616, 5130770, 6156924, 7243440, 7696155, 8209232, 10261540, 12313848, 15392310, 20523080, 24627696, 30784620, 41046160, 61569240, 123138480]

約数ペア:

[(1, 123138480), (2, 61569240), (3, 41046160), (4, 30784620), (5, 24627696), (6, 20523080), (8, 15392310), (10, 12313848), (12, 10261540), (15, 8209232), (16, 7696155), (17, 7243440), (20, 6156924), (24, 5130770), (30, 4104616), (34, 3621720), (40, 3078462), (48, 2565385), (51, 2414480), (60, 2052308), (68, 1810860), (80, 1539231), (85, 1448688), (102, 1207240), (120, 1026154), (136, 905430), (170, 724344), (204, 603620), (240, 513077), (255, 482896), (272, 452715), (340, 362172), (408, 301810), (510, 241448), (680, 181086), (816, 150905), (1020, 120724), (1360, 90543), (2040, 60362), (4080, 30181)]