209520960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19841}}^1$

素因数の和:19872

約数の個数: 112

約数和(自身を含む): 725740992

約数和(自身を除く): 516220032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 10560, 19841, 39682, 59523, 79364, 99205, 119046, 158728, 198410, 218251, 238092, 297615, 317456, 396820, 436502, 476184, 595230, 634912, 654753, 793640, 873004, 952368, 1091255, 1190460, 1269824, 1309506, 1587280, 1746008, 1904736, 2182510, 2380920, 2619012, 3174560, 3273765, 3492016, 3809472, 4365020, 4761840, 5238024, 6349120, 6547530, 6984032, 8730040, 9523680, 10476048, 13095060, 13968064, 17460080, 19047360, 20952096, 26190120, 34920160, 41904192, 52380240, 69840320, 104760480, 209520960]

約数ペア:

[(1, 209520960), (2, 104760480), (3, 69840320), (4, 52380240), (5, 41904192), (6, 34920160), (8, 26190120), (10, 20952096), (11, 19047360), (12, 17460080), (15, 13968064), (16, 13095060), (20, 10476048), (22, 9523680), (24, 8730040), (30, 6984032), (32, 6547530), (33, 6349120), (40, 5238024), (44, 4761840), (48, 4365020), (55, 3809472), (60, 3492016), (64, 3273765), (66, 3174560), (80, 2619012), (88, 2380920), (96, 2182510), (110, 1904736), (120, 1746008), (132, 1587280), (160, 1309506), (165, 1269824), (176, 1190460), (192, 1091255), (220, 952368), (240, 873004), (264, 793640), (320, 654753), (330, 634912), (352, 595230), (440, 476184), (480, 436502), (528, 396820), (660, 317456), (704, 297615), (880, 238092), (960, 218251), (1056, 198410), (1320, 158728), (1760, 119046), (2112, 99205), (2640, 79364), (3520, 59523), (5280, 39682), (10560, 19841)]