221559520

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15217}}^1$

素因数の和:15252

約数の個数: 96

約数和(自身を含む): 644269248

約数和(自身を除く): 422709728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 65, 70, 80, 91, 104, 112, 130, 140, 160, 182, 208, 224, 260, 280, 364, 416, 455, 520, 560, 728, 910, 1040, 1120, 1456, 1820, 2080, 2912, 3640, 7280, 14560, 15217, 30434, 60868, 76085, 106519, 121736, 152170, 197821, 213038, 243472, 304340, 395642, 426076, 486944, 532595, 608680, 791284, 852152, 989105, 1065190, 1217360, 1384747, 1582568, 1704304, 1978210, 2130380, 2434720, 2769494, 3165136, 3408608, 3956420, 4260760, 5538988, 6330272, 6923735, 7912840, 8521520, 11077976, 13847470, 15825680, 17043040, 22155952, 27694940, 31651360, 44311904, 55389880, 110779760, 221559520]

約数ペア:

[(1, 221559520), (2, 110779760), (4, 55389880), (5, 44311904), (7, 31651360), (8, 27694940), (10, 22155952), (13, 17043040), (14, 15825680), (16, 13847470), (20, 11077976), (26, 8521520), (28, 7912840), (32, 6923735), (35, 6330272), (40, 5538988), (52, 4260760), (56, 3956420), (65, 3408608), (70, 3165136), (80, 2769494), (91, 2434720), (104, 2130380), (112, 1978210), (130, 1704304), (140, 1582568), (160, 1384747), (182, 1217360), (208, 1065190), (224, 989105), (260, 852152), (280, 791284), (364, 608680), (416, 532595), (455, 486944), (520, 426076), (560, 395642), (728, 304340), (910, 243472), (1040, 213038), (1120, 197821), (1456, 152170), (1820, 121736), (2080, 106519), (2912, 76085), (3640, 60868), (7280, 30434), (14560, 15217)]