645928691040

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{448561591}}^1$

素因数の和:448561612

約数の個数: 72

約数和(自身を含む): 2204231663088

約数和(自身を除く): 1558302972048

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 448561591, 897123182, 1345684773, 1794246364, 2242807955, 2691369546, 3588492728, 4037054319, 4485615910, 5382739092, 6728423865, 7176985456, 8074108638, 8971231820, 10765478184, 13456847730, 14353970912, 16148217276, 17942463640, 20185271595, 21530956368, 26913695460, 32296434552, 35884927280, 40370543190, 43061912736, 53827390920, 64592869104, 71769854560, 80741086380, 107654781840, 129185738208, 161482172760, 215309563680, 322964345520, 645928691040]

約数ペア:

[(1, 645928691040), (2, 322964345520), (3, 215309563680), (4, 161482172760), (5, 129185738208), (6, 107654781840), (8, 80741086380), (9, 71769854560), (10, 64592869104), (12, 53827390920), (15, 43061912736), (16, 40370543190), (18, 35884927280), (20, 32296434552), (24, 26913695460), (30, 21530956368), (32, 20185271595), (36, 17942463640), (40, 16148217276), (45, 14353970912), (48, 13456847730), (60, 10765478184), (72, 8971231820), (80, 8074108638), (90, 7176985456), (96, 6728423865), (120, 5382739092), (144, 4485615910), (160, 4037054319), (180, 3588492728), (240, 2691369546), (288, 2242807955), (360, 1794246364), (480, 1345684773), (720, 897123182), (1440, 448561591)]