30839280

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{6763}}^1$

素因数の和:6798

約数の個数: 80

約数和(自身を含む): 100648320

約数和(自身を除く): 69809040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 6763, 13526, 20289, 27052, 33815, 40578, 54104, 67630, 81156, 101445, 108208, 128497, 135260, 162312, 202890, 256994, 270520, 324624, 385491, 405780, 513988, 541040, 642485, 770982, 811560, 1027976, 1284970, 1541964, 1623120, 1927455, 2055952, 2569940, 3083928, 3854910, 5139880, 6167856, 7709820, 10279760, 15419640, 30839280]

約数ペア:

[(1, 30839280), (2, 15419640), (3, 10279760), (4, 7709820), (5, 6167856), (6, 5139880), (8, 3854910), (10, 3083928), (12, 2569940), (15, 2055952), (16, 1927455), (19, 1623120), (20, 1541964), (24, 1284970), (30, 1027976), (38, 811560), (40, 770982), (48, 642485), (57, 541040), (60, 513988), (76, 405780), (80, 385491), (95, 324624), (114, 270520), (120, 256994), (152, 202890), (190, 162312), (228, 135260), (240, 128497), (285, 108208), (304, 101445), (380, 81156), (456, 67630), (570, 54104), (760, 40578), (912, 33815), (1140, 27052), (1520, 20289), (2280, 13526), (4560, 6763)]