91555020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{233}}^1$

素因数の和:344

約数の個数: 144

約数和(自身を含む): 291301920

約数和(自身を除く): 199746900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 59, 60, 74, 90, 111, 118, 148, 177, 180, 185, 222, 233, 236, 295, 333, 354, 370, 444, 466, 531, 555, 590, 666, 699, 708, 740, 885, 932, 1062, 1110, 1165, 1180, 1332, 1398, 1665, 1770, 2097, 2124, 2183, 2220, 2330, 2655, 2796, 3330, 3495, 3540, 4194, 4366, 4660, 5310, 6549, 6660, 6990, 8388, 8621, 8732, 10485, 10620, 10915, 13098, 13747, 13980, 17242, 19647, 20970, 21830, 25863, 26196, 27494, 32745, 34484, 39294, 41241, 41940, 43105, 43660, 51726, 54988, 65490, 68735, 77589, 78588, 82482, 86210, 98235, 103452, 123723, 129315, 130980, 137470, 155178, 164964, 172420, 196470, 206205, 247446, 258630, 274940, 310356, 387945, 392940, 412410, 494892, 508639, 517260, 618615, 775890, 824820, 1017278, 1237230, 1525917, 1551780, 2034556, 2474460, 2543195, 3051834, 4577751, 5086390, 6103668, 7629585, 9155502, 10172780, 15259170, 18311004, 22888755, 30518340, 45777510, 91555020]

約数ペア:

[(1, 91555020), (2, 45777510), (3, 30518340), (4, 22888755), (5, 18311004), (6, 15259170), (9, 10172780), (10, 9155502), (12, 7629585), (15, 6103668), (18, 5086390), (20, 4577751), (30, 3051834), (36, 2543195), (37, 2474460), (45, 2034556), (59, 1551780), (60, 1525917), (74, 1237230), (90, 1017278), (111, 824820), (118, 775890), (148, 618615), (177, 517260), (180, 508639), (185, 494892), (222, 412410), (233, 392940), (236, 387945), (295, 310356), (333, 274940), (354, 258630), (370, 247446), (444, 206205), (466, 196470), (531, 172420), (555, 164964), (590, 155178), (666, 137470), (699, 130980), (708, 129315), (740, 123723), (885, 103452), (932, 98235), (1062, 86210), (1110, 82482), (1165, 78588), (1180, 77589), (1332, 68735), (1398, 65490), (1665, 54988), (1770, 51726), (2097, 43660), (2124, 43105), (2183, 41940), (2220, 41241), (2330, 39294), (2655, 34484), (2796, 32745), (3330, 27494), (3495, 26196), (3540, 25863), (4194, 21830), (4366, 20970), (4660, 19647), (5310, 17242), (6549, 13980), (6660, 13747), (6990, 13098), (8388, 10915), (8621, 10620), (8732, 10485)]