261595152

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19963}}^1$

素因数の和:19997

約数の個数: 120

約数和(自身を含む): 901095104

約数和(自身を除く): 639499952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 13, 14, 16, 18, 21, 24, 26, 28, 36, 39, 42, 48, 52, 56, 63, 72, 78, 84, 91, 104, 112, 117, 126, 144, 156, 168, 182, 208, 234, 252, 273, 312, 336, 364, 468, 504, 546, 624, 728, 819, 936, 1008, 1092, 1456, 1638, 1872, 2184, 3276, 4368, 6552, 13104, 19963, 39926, 59889, 79852, 119778, 139741, 159704, 179667, 239556, 259519, 279482, 319408, 359334, 419223, 479112, 519038, 558964, 718668, 778557, 838446, 958224, 1038076, 1117928, 1257669, 1437336, 1557114, 1676892, 1816633, 2076152, 2235856, 2335671, 2515338, 2874672, 3114228, 3353784, 3633266, 4152304, 4671342, 5030676, 5449899, 6228456, 6707568, 7266532, 9342684, 10061352, 10899798, 12456912, 14533064, 16349697, 18685368, 20122704, 21799596, 29066128, 32699394, 37370736, 43599192, 65398788, 87198384, 130797576, 261595152]

約数ペア:

[(1, 261595152), (2, 130797576), (3, 87198384), (4, 65398788), (6, 43599192), (7, 37370736), (8, 32699394), (9, 29066128), (12, 21799596), (13, 20122704), (14, 18685368), (16, 16349697), (18, 14533064), (21, 12456912), (24, 10899798), (26, 10061352), (28, 9342684), (36, 7266532), (39, 6707568), (42, 6228456), (48, 5449899), (52, 5030676), (56, 4671342), (63, 4152304), (72, 3633266), (78, 3353784), (84, 3114228), (91, 2874672), (104, 2515338), (112, 2335671), (117, 2235856), (126, 2076152), (144, 1816633), (156, 1676892), (168, 1557114), (182, 1437336), (208, 1257669), (234, 1117928), (252, 1038076), (273, 958224), (312, 838446), (336, 778557), (364, 718668), (468, 558964), (504, 519038), (546, 479112), (624, 419223), (728, 359334), (819, 319408), (936, 279482), (1008, 259519), (1092, 239556), (1456, 179667), (1638, 159704), (1872, 139741), (2184, 119778), (3276, 79852), (4368, 59889), (6552, 39926), (13104, 19963)]