423048320

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{21323}}^1$

素因数の和:21373

約数の個数: 64

約数和(自身を含む): 1044023040

約数和(自身を除く): 620974720

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 21323, 42646, 85292, 106615, 170584, 213230, 341168, 426460, 661013, 682336, 852920, 1322026, 1364672, 1705840, 2644052, 2729344, 3305065, 3411680, 5288104, 6610130, 6823360, 10576208, 13220260, 13646720, 21152416, 26440520, 42304832, 52881040, 84609664, 105762080, 211524160, 423048320]

約数ペア:

[(1, 423048320), (2, 211524160), (4, 105762080), (5, 84609664), (8, 52881040), (10, 42304832), (16, 26440520), (20, 21152416), (31, 13646720), (32, 13220260), (40, 10576208), (62, 6823360), (64, 6610130), (80, 5288104), (124, 3411680), (128, 3305065), (155, 2729344), (160, 2644052), (248, 1705840), (310, 1364672), (320, 1322026), (496, 852920), (620, 682336), (640, 661013), (992, 426460), (1240, 341168), (1984, 213230), (2480, 170584), (3968, 106615), (4960, 85292), (9920, 42646), (19840, 21323)]