348649240

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{167}}^1$

素因数の和:305

約数の個数: 128

約数和(自身を含む): 863654400

約数和(自身を除く): 515005160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 41, 67, 76, 82, 95, 134, 152, 164, 167, 190, 205, 268, 328, 334, 335, 380, 410, 536, 668, 670, 760, 779, 820, 835, 1273, 1336, 1340, 1558, 1640, 1670, 2546, 2680, 2747, 3116, 3173, 3340, 3895, 5092, 5494, 6232, 6346, 6365, 6680, 6847, 7790, 10184, 10988, 11189, 12692, 12730, 13694, 13735, 15580, 15865, 21976, 22378, 25384, 25460, 27388, 27470, 31160, 31730, 34235, 44756, 50920, 52193, 54776, 54940, 55945, 63460, 68470, 89512, 104386, 109880, 111890, 126920, 130093, 136940, 208772, 212591, 223780, 260186, 260965, 273880, 417544, 425182, 447560, 458749, 520372, 521930, 650465, 850364, 917498, 1040744, 1043860, 1062955, 1300930, 1700728, 1834996, 2087720, 2125910, 2293745, 2601860, 3669992, 4251820, 4587490, 5203720, 8503640, 8716231, 9174980, 17432462, 18349960, 34864924, 43581155, 69729848, 87162310, 174324620, 348649240]

約数ペア:

[(1, 348649240), (2, 174324620), (4, 87162310), (5, 69729848), (8, 43581155), (10, 34864924), (19, 18349960), (20, 17432462), (38, 9174980), (40, 8716231), (41, 8503640), (67, 5203720), (76, 4587490), (82, 4251820), (95, 3669992), (134, 2601860), (152, 2293745), (164, 2125910), (167, 2087720), (190, 1834996), (205, 1700728), (268, 1300930), (328, 1062955), (334, 1043860), (335, 1040744), (380, 917498), (410, 850364), (536, 650465), (668, 521930), (670, 520372), (760, 458749), (779, 447560), (820, 425182), (835, 417544), (1273, 273880), (1336, 260965), (1340, 260186), (1558, 223780), (1640, 212591), (1670, 208772), (2546, 136940), (2680, 130093), (2747, 126920), (3116, 111890), (3173, 109880), (3340, 104386), (3895, 89512), (5092, 68470), (5494, 63460), (6232, 55945), (6346, 54940), (6365, 54776), (6680, 52193), (6847, 50920), (7790, 44756), (10184, 34235), (10988, 31730), (11189, 31160), (12692, 27470), (12730, 27388), (13694, 25460), (13735, 25384), (15580, 22378), (15865, 21976)]