161897190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1913}}^1$

素因数の和:1974

約数の個数: 128

約数和(自身を含む): 493903872

約数和(自身を除く): 332006682

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 31, 35, 39, 42, 62, 65, 70, 78, 91, 93, 105, 130, 155, 182, 186, 195, 210, 217, 273, 310, 390, 403, 434, 455, 465, 546, 651, 806, 910, 930, 1085, 1209, 1302, 1365, 1913, 2015, 2170, 2418, 2730, 2821, 3255, 3826, 4030, 5642, 5739, 6045, 6510, 8463, 9565, 11478, 12090, 13391, 14105, 16926, 19130, 24869, 26782, 28210, 28695, 40173, 42315, 49738, 57390, 59303, 66955, 74607, 80346, 84630, 118606, 124345, 133910, 149214, 174083, 177909, 200865, 248690, 296515, 348166, 355818, 373035, 401730, 415121, 522249, 593030, 746070, 770939, 830242, 870415, 889545, 1044498, 1245363, 1541878, 1740830, 1779090, 2075605, 2312817, 2490726, 2611245, 3854695, 4151210, 4625634, 5222490, 5396573, 6226815, 7709390, 10793146, 11564085, 12453630, 16189719, 23128170, 26982865, 32379438, 53965730, 80948595, 161897190]

約数ペア:

[(1, 161897190), (2, 80948595), (3, 53965730), (5, 32379438), (6, 26982865), (7, 23128170), (10, 16189719), (13, 12453630), (14, 11564085), (15, 10793146), (21, 7709390), (26, 6226815), (30, 5396573), (31, 5222490), (35, 4625634), (39, 4151210), (42, 3854695), (62, 2611245), (65, 2490726), (70, 2312817), (78, 2075605), (91, 1779090), (93, 1740830), (105, 1541878), (130, 1245363), (155, 1044498), (182, 889545), (186, 870415), (195, 830242), (210, 770939), (217, 746070), (273, 593030), (310, 522249), (390, 415121), (403, 401730), (434, 373035), (455, 355818), (465, 348166), (546, 296515), (651, 248690), (806, 200865), (910, 177909), (930, 174083), (1085, 149214), (1209, 133910), (1302, 124345), (1365, 118606), (1913, 84630), (2015, 80346), (2170, 74607), (2418, 66955), (2730, 59303), (2821, 57390), (3255, 49738), (3826, 42315), (4030, 40173), (5642, 28695), (5739, 28210), (6045, 26782), (6510, 24869), (8463, 19130), (9565, 16926), (11478, 14105), (12090, 13391)]