149831680

素因数分解:

$2^{14}\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:123

約数の個数: 120

約数和(自身を含む): 377475840

約数和(自身を除く): 227644160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 59, 62, 64, 80, 118, 124, 128, 155, 160, 236, 248, 256, 295, 310, 320, 472, 496, 512, 590, 620, 640, 944, 992, 1024, 1180, 1240, 1280, 1829, 1888, 1984, 2048, 2360, 2480, 2560, 3658, 3776, 3968, 4096, 4720, 4960, 5120, 7316, 7552, 7936, 8192, 9145, 9440, 9920, 10240, 14632, 15104, 15872, 16384, 18290, 18880, 19840, 20480, 29264, 30208, 31744, 36580, 37760, 39680, 40960, 58528, 60416, 63488, 73160, 75520, 79360, 81920, 117056, 120832, 126976, 146320, 151040, 158720, 234112, 241664, 253952, 292640, 302080, 317440, 468224, 483328, 507904, 585280, 604160, 634880, 936448, 966656, 1170560, 1208320, 1269760, 1872896, 2341120, 2416640, 2539520, 3745792, 4682240, 4833280, 7491584, 9364480, 14983168, 18728960, 29966336, 37457920, 74915840, 149831680]

約数ペア:

[(1, 149831680), (2, 74915840), (4, 37457920), (5, 29966336), (8, 18728960), (10, 14983168), (16, 9364480), (20, 7491584), (31, 4833280), (32, 4682240), (40, 3745792), (59, 2539520), (62, 2416640), (64, 2341120), (80, 1872896), (118, 1269760), (124, 1208320), (128, 1170560), (155, 966656), (160, 936448), (236, 634880), (248, 604160), (256, 585280), (295, 507904), (310, 483328), (320, 468224), (472, 317440), (496, 302080), (512, 292640), (590, 253952), (620, 241664), (640, 234112), (944, 158720), (992, 151040), (1024, 146320), (1180, 126976), (1240, 120832), (1280, 117056), (1829, 81920), (1888, 79360), (1984, 75520), (2048, 73160), (2360, 63488), (2480, 60416), (2560, 58528), (3658, 40960), (3776, 39680), (3968, 37760), (4096, 36580), (4720, 31744), (4960, 30208), (5120, 29264), (7316, 20480), (7552, 19840), (7936, 18880), (8192, 18290), (9145, 16384), (9440, 15872), (9920, 15104), (10240, 14632)]