187943440

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{2027}}^1$

素因数の和:2120

約数の個数: 80

約数和(自身を含む): 467737920

約数和(自身を除く): 279794480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 61, 76, 80, 95, 122, 152, 190, 244, 304, 305, 380, 488, 610, 760, 976, 1159, 1220, 1520, 2027, 2318, 2440, 4054, 4636, 4880, 5795, 8108, 9272, 10135, 11590, 16216, 18544, 20270, 23180, 32432, 38513, 40540, 46360, 77026, 81080, 92720, 123647, 154052, 162160, 192565, 247294, 308104, 385130, 494588, 616208, 618235, 770260, 989176, 1236470, 1540520, 1978352, 2349293, 2472940, 3081040, 4698586, 4945880, 9397172, 9891760, 11746465, 18794344, 23492930, 37588688, 46985860, 93971720, 187943440]

約数ペア:

[(1, 187943440), (2, 93971720), (4, 46985860), (5, 37588688), (8, 23492930), (10, 18794344), (16, 11746465), (19, 9891760), (20, 9397172), (38, 4945880), (40, 4698586), (61, 3081040), (76, 2472940), (80, 2349293), (95, 1978352), (122, 1540520), (152, 1236470), (190, 989176), (244, 770260), (304, 618235), (305, 616208), (380, 494588), (488, 385130), (610, 308104), (760, 247294), (976, 192565), (1159, 162160), (1220, 154052), (1520, 123647), (2027, 92720), (2318, 81080), (2440, 77026), (4054, 46360), (4636, 40540), (4880, 38513), (5795, 32432), (8108, 23180), (9272, 20270), (10135, 18544), (11590, 16216)]