394434700

素因数分解:

$2^2\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 989936640

約数和(自身を除く): 595501940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 31, 43, 44, 50, 55, 62, 86, 100, 110, 124, 155, 172, 215, 220, 269, 275, 310, 341, 430, 473, 538, 550, 620, 682, 775, 860, 946, 1075, 1076, 1100, 1333, 1345, 1364, 1550, 1705, 1892, 2150, 2365, 2666, 2690, 2959, 3100, 3410, 4300, 4730, 5332, 5380, 5918, 6665, 6725, 6820, 8339, 8525, 9460, 11567, 11825, 11836, 13330, 13450, 14663, 14795, 16678, 17050, 23134, 23650, 26660, 26900, 29326, 29590, 33325, 33356, 34100, 41695, 46268, 47300, 57835, 58652, 59180, 66650, 73315, 73975, 83390, 91729, 115670, 127237, 133300, 146630, 147950, 166780, 183458, 208475, 231340, 254474, 289175, 293260, 295900, 358577, 366575, 366916, 416950, 458645, 508948, 578350, 636185, 717154, 733150, 833900, 917290, 1156700, 1272370, 1434308, 1466300, 1792885, 1834580, 2293225, 2544740, 3180925, 3585770, 3944347, 4586450, 6361850, 7171540, 7888694, 8964425, 9172900, 12723700, 15777388, 17928850, 19721735, 35857700, 39443470, 78886940, 98608675, 197217350, 394434700]

約数ペア:

[(1, 394434700), (2, 197217350), (4, 98608675), (5, 78886940), (10, 39443470), (11, 35857700), (20, 19721735), (22, 17928850), (25, 15777388), (31, 12723700), (43, 9172900), (44, 8964425), (50, 7888694), (55, 7171540), (62, 6361850), (86, 4586450), (100, 3944347), (110, 3585770), (124, 3180925), (155, 2544740), (172, 2293225), (215, 1834580), (220, 1792885), (269, 1466300), (275, 1434308), (310, 1272370), (341, 1156700), (430, 917290), (473, 833900), (538, 733150), (550, 717154), (620, 636185), (682, 578350), (775, 508948), (860, 458645), (946, 416950), (1075, 366916), (1076, 366575), (1100, 358577), (1333, 295900), (1345, 293260), (1364, 289175), (1550, 254474), (1705, 231340), (1892, 208475), (2150, 183458), (2365, 166780), (2666, 147950), (2690, 146630), (2959, 133300), (3100, 127237), (3410, 115670), (4300, 91729), (4730, 83390), (5332, 73975), (5380, 73315), (5918, 66650), (6665, 59180), (6725, 58652), (6820, 57835), (8339, 47300), (8525, 46268), (9460, 41695), (11567, 34100), (11825, 33356), (11836, 33325), (13330, 29590), (13450, 29326), (14663, 26900), (14795, 26660), (16678, 23650), (17050, 23134)]