17943900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1$

素因数の和:180

約数の個数: 144

約数和(自身を含む): 57746304

約数和(自身を除く): 39802404

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 43, 50, 52, 60, 65, 75, 78, 86, 100, 107, 129, 130, 150, 156, 172, 195, 214, 215, 258, 260, 300, 321, 325, 390, 428, 430, 516, 535, 559, 642, 645, 650, 780, 860, 975, 1070, 1075, 1118, 1284, 1290, 1300, 1391, 1605, 1677, 1950, 2140, 2150, 2236, 2580, 2675, 2782, 2795, 3210, 3225, 3354, 3900, 4173, 4300, 4601, 5350, 5564, 5590, 6420, 6450, 6708, 6955, 8025, 8346, 8385, 9202, 10700, 11180, 12900, 13803, 13910, 13975, 16050, 16692, 16770, 18404, 20865, 23005, 27606, 27820, 27950, 32100, 33540, 34775, 41730, 41925, 46010, 55212, 55900, 59813, 69015, 69550, 83460, 83850, 92020, 104325, 115025, 119626, 138030, 139100, 167700, 179439, 208650, 230050, 239252, 276060, 299065, 345075, 358878, 417300, 460100, 598130, 690150, 717756, 897195, 1196260, 1380300, 1495325, 1794390, 2990650, 3588780, 4485975, 5981300, 8971950, 17943900]

約数ペア:

[(1, 17943900), (2, 8971950), (3, 5981300), (4, 4485975), (5, 3588780), (6, 2990650), (10, 1794390), (12, 1495325), (13, 1380300), (15, 1196260), (20, 897195), (25, 717756), (26, 690150), (30, 598130), (39, 460100), (43, 417300), (50, 358878), (52, 345075), (60, 299065), (65, 276060), (75, 239252), (78, 230050), (86, 208650), (100, 179439), (107, 167700), (129, 139100), (130, 138030), (150, 119626), (156, 115025), (172, 104325), (195, 92020), (214, 83850), (215, 83460), (258, 69550), (260, 69015), (300, 59813), (321, 55900), (325, 55212), (390, 46010), (428, 41925), (430, 41730), (516, 34775), (535, 33540), (559, 32100), (642, 27950), (645, 27820), (650, 27606), (780, 23005), (860, 20865), (975, 18404), (1070, 16770), (1075, 16692), (1118, 16050), (1284, 13975), (1290, 13910), (1300, 13803), (1391, 12900), (1605, 11180), (1677, 10700), (1950, 9202), (2140, 8385), (2150, 8346), (2236, 8025), (2580, 6955), (2675, 6708), (2782, 6450), (2795, 6420), (3210, 5590), (3225, 5564), (3354, 5350), (3900, 4601), (4173, 4300)]