71741340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{1907}}^1$

素因数の和:1952

約数の個数: 144

約数和(自身を含む): 250024320

約数和(自身を除く): 178282980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 19, 20, 22, 30, 33, 36, 38, 44, 45, 55, 57, 60, 66, 76, 90, 95, 99, 110, 114, 132, 165, 171, 180, 190, 198, 209, 220, 228, 285, 330, 342, 380, 396, 418, 495, 570, 627, 660, 684, 836, 855, 990, 1045, 1140, 1254, 1710, 1881, 1907, 1980, 2090, 2508, 3135, 3420, 3762, 3814, 4180, 5721, 6270, 7524, 7628, 9405, 9535, 11442, 12540, 17163, 18810, 19070, 20977, 22884, 28605, 34326, 36233, 37620, 38140, 41954, 57210, 62931, 68652, 72466, 83908, 85815, 104885, 108699, 114420, 125862, 144932, 171630, 181165, 188793, 209770, 217398, 251724, 314655, 326097, 343260, 362330, 377586, 398563, 419540, 434796, 543495, 629310, 652194, 724660, 755172, 797126, 943965, 1086990, 1195689, 1258620, 1304388, 1594252, 1630485, 1887930, 1992815, 2173980, 2391378, 3260970, 3587067, 3775860, 3985630, 4782756, 5978445, 6521940, 7174134, 7971260, 11956890, 14348268, 17935335, 23913780, 35870670, 71741340]

約数ペア:

[(1, 71741340), (2, 35870670), (3, 23913780), (4, 17935335), (5, 14348268), (6, 11956890), (9, 7971260), (10, 7174134), (11, 6521940), (12, 5978445), (15, 4782756), (18, 3985630), (19, 3775860), (20, 3587067), (22, 3260970), (30, 2391378), (33, 2173980), (36, 1992815), (38, 1887930), (44, 1630485), (45, 1594252), (55, 1304388), (57, 1258620), (60, 1195689), (66, 1086990), (76, 943965), (90, 797126), (95, 755172), (99, 724660), (110, 652194), (114, 629310), (132, 543495), (165, 434796), (171, 419540), (180, 398563), (190, 377586), (198, 362330), (209, 343260), (220, 326097), (228, 314655), (285, 251724), (330, 217398), (342, 209770), (380, 188793), (396, 181165), (418, 171630), (495, 144932), (570, 125862), (627, 114420), (660, 108699), (684, 104885), (836, 85815), (855, 83908), (990, 72466), (1045, 68652), (1140, 62931), (1254, 57210), (1710, 41954), (1881, 38140), (1907, 37620), (1980, 36233), (2090, 34326), (2508, 28605), (3135, 22884), (3420, 20977), (3762, 19070), (3814, 18810), (4180, 17163), (5721, 12540), (6270, 11442), (7524, 9535), (7628, 9405)]