1330457800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{349}}^1\times {\mathrm{389}}^1$

素因数の和:768

約数の個数: 144

約数和(自身を含む): 3617932500

約数和(自身を除く): 2287474700

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 49, 50, 56, 70, 98, 100, 140, 175, 196, 200, 245, 280, 349, 350, 389, 392, 490, 698, 700, 778, 980, 1225, 1396, 1400, 1556, 1745, 1945, 1960, 2443, 2450, 2723, 2792, 3112, 3490, 3890, 4886, 4900, 5446, 6980, 7780, 8725, 9725, 9772, 9800, 10892, 12215, 13615, 13960, 15560, 17101, 17450, 19061, 19450, 19544, 21784, 24430, 27230, 34202, 34900, 38122, 38900, 48860, 54460, 61075, 68075, 68404, 69800, 76244, 77800, 85505, 95305, 97720, 108920, 122150, 135761, 136150, 136808, 152488, 171010, 190610, 244300, 271522, 272300, 342020, 381220, 427525, 476525, 488600, 543044, 544600, 678805, 684040, 762440, 855050, 950327, 953050, 1086088, 1357610, 1710100, 1900654, 1906100, 2715220, 3394025, 3420200, 3801308, 3812200, 4751635, 5430440, 6652289, 6788050, 7602616, 9503270, 13304578, 13576100, 19006540, 23758175, 26609156, 27152200, 33261445, 38013080, 47516350, 53218312, 66522890, 95032700, 133045780, 166307225, 190065400, 266091560, 332614450, 665228900, 1330457800]

約数ペア:

[(1, 1330457800), (2, 665228900), (4, 332614450), (5, 266091560), (7, 190065400), (8, 166307225), (10, 133045780), (14, 95032700), (20, 66522890), (25, 53218312), (28, 47516350), (35, 38013080), (40, 33261445), (49, 27152200), (50, 26609156), (56, 23758175), (70, 19006540), (98, 13576100), (100, 13304578), (140, 9503270), (175, 7602616), (196, 6788050), (200, 6652289), (245, 5430440), (280, 4751635), (349, 3812200), (350, 3801308), (389, 3420200), (392, 3394025), (490, 2715220), (698, 1906100), (700, 1900654), (778, 1710100), (980, 1357610), (1225, 1086088), (1396, 953050), (1400, 950327), (1556, 855050), (1745, 762440), (1945, 684040), (1960, 678805), (2443, 544600), (2450, 543044), (2723, 488600), (2792, 476525), (3112, 427525), (3490, 381220), (3890, 342020), (4886, 272300), (4900, 271522), (5446, 244300), (6980, 190610), (7780, 171010), (8725, 152488), (9725, 136808), (9772, 136150), (9800, 135761), (10892, 122150), (12215, 108920), (13615, 97720), (13960, 95305), (15560, 85505), (17101, 77800), (17450, 76244), (19061, 69800), (19450, 68404), (19544, 68075), (21784, 61075), (24430, 54460), (27230, 48860), (34202, 38900), (34900, 38122)]