178287018

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 458970624

約数和(自身を除く): 280683606

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 53, 61, 78, 91, 101, 106, 122, 159, 182, 183, 202, 273, 303, 318, 366, 371, 427, 546, 606, 689, 707, 742, 793, 854, 1113, 1281, 1313, 1378, 1414, 1586, 2067, 2121, 2226, 2379, 2562, 2626, 3233, 3939, 4134, 4242, 4758, 4823, 5353, 5551, 6161, 6466, 7878, 9191, 9646, 9699, 10706, 11102, 12322, 14469, 16059, 16653, 18382, 18483, 19398, 22631, 27573, 28938, 32118, 33306, 36966, 37471, 42029, 43127, 45262, 55146, 67893, 69589, 74942, 80093, 84058, 86254, 112413, 126087, 129381, 135786, 139178, 160186, 208767, 224826, 240279, 252174, 258762, 294203, 326533, 417534, 480558, 487123, 560651, 588406, 653066, 882609, 974246, 979599, 1121302, 1461369, 1681953, 1765218, 1959198, 2285731, 2922738, 3363906, 4244929, 4571462, 6857193, 8489858, 12734787, 13714386, 25469574, 29714503, 59429006, 89143509, 178287018]

約数ペア:

[(1, 178287018), (2, 89143509), (3, 59429006), (6, 29714503), (7, 25469574), (13, 13714386), (14, 12734787), (21, 8489858), (26, 6857193), (39, 4571462), (42, 4244929), (53, 3363906), (61, 2922738), (78, 2285731), (91, 1959198), (101, 1765218), (106, 1681953), (122, 1461369), (159, 1121302), (182, 979599), (183, 974246), (202, 882609), (273, 653066), (303, 588406), (318, 560651), (366, 487123), (371, 480558), (427, 417534), (546, 326533), (606, 294203), (689, 258762), (707, 252174), (742, 240279), (793, 224826), (854, 208767), (1113, 160186), (1281, 139178), (1313, 135786), (1378, 129381), (1414, 126087), (1586, 112413), (2067, 86254), (2121, 84058), (2226, 80093), (2379, 74942), (2562, 69589), (2626, 67893), (3233, 55146), (3939, 45262), (4134, 43127), (4242, 42029), (4758, 37471), (4823, 36966), (5353, 33306), (5551, 32118), (6161, 28938), (6466, 27573), (7878, 22631), (9191, 19398), (9646, 18483), (9699, 18382), (10706, 16653), (11102, 16059), (12322, 14469)]