1653915720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{26153}}^1$

素因数の和:26215

約数の個数: 128

約数和(自身を含む): 5423293440

約数和(自身を除く): 3769377720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 17, 20, 24, 30, 31, 34, 40, 51, 60, 62, 68, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 248, 255, 310, 340, 372, 408, 465, 510, 527, 620, 680, 744, 930, 1020, 1054, 1240, 1581, 1860, 2040, 2108, 2635, 3162, 3720, 4216, 5270, 6324, 7905, 10540, 12648, 15810, 21080, 26153, 31620, 52306, 63240, 78459, 104612, 130765, 156918, 209224, 261530, 313836, 392295, 444601, 523060, 627672, 784590, 810743, 889202, 1046120, 1333803, 1569180, 1621486, 1778404, 2223005, 2432229, 2667606, 3138360, 3242972, 3556808, 4053715, 4446010, 4864458, 5335212, 6485944, 6669015, 8107430, 8892020, 9728916, 10670424, 12161145, 13338030, 13782631, 16214860, 17784040, 19457832, 24322290, 26676060, 27565262, 32429720, 41347893, 48644580, 53352120, 55130524, 68913155, 82695786, 97289160, 110261048, 137826310, 165391572, 206739465, 275652620, 330783144, 413478930, 551305240, 826957860, 1653915720]

約数ペア:

[(1, 1653915720), (2, 826957860), (3, 551305240), (4, 413478930), (5, 330783144), (6, 275652620), (8, 206739465), (10, 165391572), (12, 137826310), (15, 110261048), (17, 97289160), (20, 82695786), (24, 68913155), (30, 55130524), (31, 53352120), (34, 48644580), (40, 41347893), (51, 32429720), (60, 27565262), (62, 26676060), (68, 24322290), (85, 19457832), (93, 17784040), (102, 16214860), (120, 13782631), (124, 13338030), (136, 12161145), (155, 10670424), (170, 9728916), (186, 8892020), (204, 8107430), (248, 6669015), (255, 6485944), (310, 5335212), (340, 4864458), (372, 4446010), (408, 4053715), (465, 3556808), (510, 3242972), (527, 3138360), (620, 2667606), (680, 2432229), (744, 2223005), (930, 1778404), (1020, 1621486), (1054, 1569180), (1240, 1333803), (1581, 1046120), (1860, 889202), (2040, 810743), (2108, 784590), (2635, 627672), (3162, 523060), (3720, 444601), (4216, 392295), (5270, 313836), (6324, 261530), (7905, 209224), (10540, 156918), (12648, 130765), (15810, 104612), (21080, 78459), (26153, 63240), (31620, 52306)]