19650750

素因数分解:

$2^1\times 3^1\times 5^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:243

約数の個数: 128

約数和(自身を含む): 59304960

約数和(自身を除く): 39654210

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 19, 21, 25, 30, 35, 38, 42, 50, 57, 70, 75, 95, 105, 114, 125, 133, 150, 175, 190, 197, 210, 250, 266, 285, 350, 375, 394, 399, 475, 525, 570, 591, 665, 750, 798, 875, 950, 985, 1050, 1182, 1330, 1379, 1425, 1750, 1970, 1995, 2375, 2625, 2758, 2850, 2955, 3325, 3743, 3990, 4137, 4750, 4925, 5250, 5910, 6650, 6895, 7125, 7486, 8274, 9850, 9975, 11229, 13790, 14250, 14775, 16625, 18715, 19950, 20685, 22458, 24625, 26201, 29550, 33250, 34475, 37430, 41370, 49250, 49875, 52402, 56145, 68950, 73875, 78603, 93575, 99750, 103425, 112290, 131005, 147750, 157206, 172375, 187150, 206850, 262010, 280725, 344750, 393015, 467875, 517125, 561450, 655025, 786030, 935750, 1034250, 1310050, 1403625, 1965075, 2807250, 3275125, 3930150, 6550250, 9825375, 19650750]

約数ペア:

[(1, 19650750), (2, 9825375), (3, 6550250), (5, 3930150), (6, 3275125), (7, 2807250), (10, 1965075), (14, 1403625), (15, 1310050), (19, 1034250), (21, 935750), (25, 786030), (30, 655025), (35, 561450), (38, 517125), (42, 467875), (50, 393015), (57, 344750), (70, 280725), (75, 262010), (95, 206850), (105, 187150), (114, 172375), (125, 157206), (133, 147750), (150, 131005), (175, 112290), (190, 103425), (197, 99750), (210, 93575), (250, 78603), (266, 73875), (285, 68950), (350, 56145), (375, 52402), (394, 49875), (399, 49250), (475, 41370), (525, 37430), (570, 34475), (591, 33250), (665, 29550), (750, 26201), (798, 24625), (875, 22458), (950, 20685), (985, 19950), (1050, 18715), (1182, 16625), (1330, 14775), (1379, 14250), (1425, 13790), (1750, 11229), (1970, 9975), (1995, 9850), (2375, 8274), (2625, 7486), (2758, 7125), (2850, 6895), (2955, 6650), (3325, 5910), (3743, 5250), (3990, 4925), (4137, 4750)]