230858240

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2909}}^1$

素因数の和:2963

約数の個数: 80

約数和(自身を含む): 571570560

約数和(自身を除く): 340712320

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 256, 310, 320, 496, 512, 620, 640, 992, 1240, 1280, 1984, 2480, 2560, 2909, 3968, 4960, 5818, 7936, 9920, 11636, 14545, 15872, 19840, 23272, 29090, 39680, 46544, 58180, 79360, 90179, 93088, 116360, 180358, 186176, 232720, 360716, 372352, 450895, 465440, 721432, 744704, 901790, 930880, 1442864, 1489408, 1803580, 1861760, 2885728, 3607160, 3723520, 5771456, 7214320, 7447040, 11542912, 14428640, 23085824, 28857280, 46171648, 57714560, 115429120, 230858240]

約数ペア:

[(1, 230858240), (2, 115429120), (4, 57714560), (5, 46171648), (8, 28857280), (10, 23085824), (16, 14428640), (20, 11542912), (31, 7447040), (32, 7214320), (40, 5771456), (62, 3723520), (64, 3607160), (80, 2885728), (124, 1861760), (128, 1803580), (155, 1489408), (160, 1442864), (248, 930880), (256, 901790), (310, 744704), (320, 721432), (496, 465440), (512, 450895), (620, 372352), (640, 360716), (992, 232720), (1240, 186176), (1280, 180358), (1984, 116360), (2480, 93088), (2560, 90179), (2909, 79360), (3968, 58180), (4960, 46544), (5818, 39680), (7936, 29090), (9920, 23272), (11636, 19840), (14545, 15872)]