260993044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{379}}^1$

素因数の和:473

約数の個数: 96

約数和(自身を含む): 563068800

約数和(自身を除く): 302075756

約数列:

[1, 2, 4, 13, 17, 19, 26, 34, 38, 41, 52, 68, 76, 82, 164, 221, 247, 323, 379, 442, 494, 533, 646, 697, 758, 779, 884, 988, 1066, 1292, 1394, 1516, 1558, 2132, 2788, 3116, 4199, 4927, 6443, 7201, 8398, 9061, 9854, 10127, 12886, 13243, 14402, 15539, 16796, 18122, 19708, 20254, 25772, 26486, 28804, 31078, 36244, 40508, 52972, 62156, 83759, 93613, 122417, 167518, 172159, 187226, 202007, 244834, 264163, 295241, 335036, 344318, 374452, 404014, 489668, 528326, 590482, 688636, 808028, 1056652, 1180964, 1591421, 3182842, 3434119, 3838133, 5019097, 6365684, 6868238, 7676266, 10038194, 13736476, 15352532, 20076388, 65248261, 130496522, 260993044]

約数ペア:

[(1, 260993044), (2, 130496522), (4, 65248261), (13, 20076388), (17, 15352532), (19, 13736476), (26, 10038194), (34, 7676266), (38, 6868238), (41, 6365684), (52, 5019097), (68, 3838133), (76, 3434119), (82, 3182842), (164, 1591421), (221, 1180964), (247, 1056652), (323, 808028), (379, 688636), (442, 590482), (494, 528326), (533, 489668), (646, 404014), (697, 374452), (758, 344318), (779, 335036), (884, 295241), (988, 264163), (1066, 244834), (1292, 202007), (1394, 187226), (1516, 172159), (1558, 167518), (2132, 122417), (2788, 93613), (3116, 83759), (4199, 62156), (4927, 52972), (6443, 40508), (7201, 36244), (8398, 31078), (9061, 28804), (9854, 26486), (10127, 25772), (12886, 20254), (13243, 19708), (14402, 18122), (15539, 16796)]