19003971720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{112877}}^1$

素因数の和:112975

約数の個数: 128

約数和(自身を含む): 60466487040

約数和(自身を除く): 41462515320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 61, 69, 92, 115, 120, 122, 138, 183, 184, 230, 244, 276, 305, 345, 366, 460, 488, 552, 610, 690, 732, 915, 920, 1220, 1380, 1403, 1464, 1830, 2440, 2760, 2806, 3660, 4209, 5612, 7015, 7320, 8418, 11224, 14030, 16836, 21045, 28060, 33672, 42090, 56120, 84180, 112877, 168360, 225754, 338631, 451508, 564385, 677262, 903016, 1128770, 1354524, 1693155, 2257540, 2596171, 2709048, 3386310, 4515080, 5192342, 6772620, 6885497, 7788513, 10384684, 12980855, 13545240, 13770994, 15577026, 20656491, 20769368, 25961710, 27541988, 31154052, 34427485, 38942565, 41312982, 51923420, 55083976, 62308104, 68854970, 77885130, 82625964, 103282455, 103846840, 137709940, 155770260, 158366431, 165251928, 206564910, 275419880, 311540520, 316732862, 413129820, 475099293, 633465724, 791832155, 826259640, 950198586, 1266931448, 1583664310, 1900397172, 2375496465, 3167328620, 3800794344, 4750992930, 6334657240, 9501985860, 19003971720]

約数ペア:

[(1, 19003971720), (2, 9501985860), (3, 6334657240), (4, 4750992930), (5, 3800794344), (6, 3167328620), (8, 2375496465), (10, 1900397172), (12, 1583664310), (15, 1266931448), (20, 950198586), (23, 826259640), (24, 791832155), (30, 633465724), (40, 475099293), (46, 413129820), (60, 316732862), (61, 311540520), (69, 275419880), (92, 206564910), (115, 165251928), (120, 158366431), (122, 155770260), (138, 137709940), (183, 103846840), (184, 103282455), (230, 82625964), (244, 77885130), (276, 68854970), (305, 62308104), (345, 55083976), (366, 51923420), (460, 41312982), (488, 38942565), (552, 34427485), (610, 31154052), (690, 27541988), (732, 25961710), (915, 20769368), (920, 20656491), (1220, 15577026), (1380, 13770994), (1403, 13545240), (1464, 12980855), (1830, 10384684), (2440, 7788513), (2760, 6885497), (2806, 6772620), (3660, 5192342), (4209, 4515080), (5612, 3386310), (7015, 2709048), (7320, 2596171), (8418, 2257540), (11224, 1693155), (14030, 1354524), (16836, 1128770), (21045, 903016), (28060, 677262), (33672, 564385), (42090, 451508), (56120, 338631), (84180, 225754), (112877, 168360)]