128237460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:570

約数の個数: 192

約数和(自身を含む): 431827200

約数和(自身を除く): 303589740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 285, 323, 340, 380, 390, 442, 494, 509, 510, 570, 646, 663, 741, 780, 884, 969, 988, 1018, 1020, 1105, 1140, 1235, 1292, 1326, 1482, 1527, 1615, 1938, 2036, 2210, 2470, 2545, 2652, 2964, 3054, 3230, 3315, 3705, 3876, 4199, 4420, 4845, 4940, 5090, 6108, 6460, 6617, 6630, 7410, 7635, 8398, 8653, 9671, 9690, 10180, 12597, 13234, 13260, 14820, 15270, 16796, 17306, 19342, 19380, 19851, 20995, 25194, 25959, 26468, 29013, 30540, 33085, 34612, 38684, 39702, 41990, 43265, 48355, 50388, 51918, 58026, 62985, 66170, 79404, 83980, 86530, 96710, 99255, 103836, 112489, 116052, 125723, 125970, 129795, 132340, 145065, 164407, 173060, 193420, 198510, 224978, 251446, 251940, 259590, 290130, 328814, 337467, 377169, 397020, 449956, 493221, 502892, 519180, 562445, 580260, 628615, 657628, 674934, 754338, 822035, 986442, 1124890, 1257230, 1349868, 1508676, 1644070, 1687335, 1885845, 1972884, 2137291, 2249780, 2466105, 2514460, 3288140, 3374670, 3771690, 4274582, 4932210, 6411873, 6749340, 7543380, 8549164, 9864420, 10686455, 12823746, 21372910, 25647492, 32059365, 42745820, 64118730, 128237460]

約数ペア:

[(1, 128237460), (2, 64118730), (3, 42745820), (4, 32059365), (5, 25647492), (6, 21372910), (10, 12823746), (12, 10686455), (13, 9864420), (15, 8549164), (17, 7543380), (19, 6749340), (20, 6411873), (26, 4932210), (30, 4274582), (34, 3771690), (38, 3374670), (39, 3288140), (51, 2514460), (52, 2466105), (57, 2249780), (60, 2137291), (65, 1972884), (68, 1885845), (76, 1687335), (78, 1644070), (85, 1508676), (95, 1349868), (102, 1257230), (114, 1124890), (130, 986442), (156, 822035), (170, 754338), (190, 674934), (195, 657628), (204, 628615), (221, 580260), (228, 562445), (247, 519180), (255, 502892), (260, 493221), (285, 449956), (323, 397020), (340, 377169), (380, 337467), (390, 328814), (442, 290130), (494, 259590), (509, 251940), (510, 251446), (570, 224978), (646, 198510), (663, 193420), (741, 173060), (780, 164407), (884, 145065), (969, 132340), (988, 129795), (1018, 125970), (1020, 125723), (1105, 116052), (1140, 112489), (1235, 103836), (1292, 99255), (1326, 96710), (1482, 86530), (1527, 83980), (1615, 79404), (1938, 66170), (2036, 62985), (2210, 58026), (2470, 51918), (2545, 50388), (2652, 48355), (2964, 43265), (3054, 41990), (3230, 39702), (3315, 38684), (3705, 34612), (3876, 33085), (4199, 30540), (4420, 29013), (4845, 26468), (4940, 25959), (5090, 25194), (6108, 20995), (6460, 19851), (6617, 19380), (6630, 19342), (7410, 17306), (7635, 16796), (8398, 15270), (8653, 14820), (9671, 13260), (9690, 13234), (10180, 12597)]