1492780380

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{21031}}^1$

素因数の和:21076

約数の個数: 144

約数和(自身を含む): 5172862464

約数和(自身を除く): 3680082084

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 2028, 2366, 2535, 2730, 3380, 3549, 4732, 5070, 5460, 5915, 7098, 10140, 11830, 14196, 17745, 21031, 23660, 35490, 42062, 63093, 70980, 84124, 105155, 126186, 147217, 210310, 252372, 273403, 294434, 315465, 420620, 441651, 546806, 588868, 630930, 736085, 820209, 883302, 1093612, 1261860, 1367015, 1472170, 1640418, 1766604, 1913821, 2208255, 2734030, 2944340, 3280836, 3554239, 3827642, 4101045, 4416510, 5468060, 5741463, 7108478, 7655284, 8202090, 8833020, 9569105, 10662717, 11482926, 14216956, 16404180, 17771195, 19138210, 21325434, 22965852, 24879673, 28707315, 35542390, 38276420, 42650868, 49759346, 53313585, 57414630, 71084780, 74639019, 99518692, 106627170, 114829260, 124398365, 149278038, 213254340, 248796730, 298556076, 373195095, 497593460, 746390190, 1492780380]

約数ペア:

[(1, 1492780380), (2, 746390190), (3, 497593460), (4, 373195095), (5, 298556076), (6, 248796730), (7, 213254340), (10, 149278038), (12, 124398365), (13, 114829260), (14, 106627170), (15, 99518692), (20, 74639019), (21, 71084780), (26, 57414630), (28, 53313585), (30, 49759346), (35, 42650868), (39, 38276420), (42, 35542390), (52, 28707315), (60, 24879673), (65, 22965852), (70, 21325434), (78, 19138210), (84, 17771195), (91, 16404180), (105, 14216956), (130, 11482926), (140, 10662717), (156, 9569105), (169, 8833020), (182, 8202090), (195, 7655284), (210, 7108478), (260, 5741463), (273, 5468060), (338, 4416510), (364, 4101045), (390, 3827642), (420, 3554239), (455, 3280836), (507, 2944340), (546, 2734030), (676, 2208255), (780, 1913821), (845, 1766604), (910, 1640418), (1014, 1472170), (1092, 1367015), (1183, 1261860), (1365, 1093612), (1690, 883302), (1820, 820209), (2028, 736085), (2366, 630930), (2535, 588868), (2730, 546806), (3380, 441651), (3549, 420620), (4732, 315465), (5070, 294434), (5460, 273403), (5915, 252372), (7098, 210310), (10140, 147217), (11830, 126186), (14196, 105155), (17745, 84124), (21031, 70980), (23660, 63093), (35490, 42062)]