7280910

素因数分解:

$2^1\times 3^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1$

素因数の和:167

約数の個数: 144

約数和(自身を含む): 23901696

約数和(自身を除く): 16620786

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 35, 39, 42, 45, 49, 63, 65, 70, 78, 90, 91, 98, 105, 117, 126, 127, 130, 147, 182, 195, 210, 234, 245, 254, 273, 294, 315, 381, 390, 441, 455, 490, 546, 585, 630, 635, 637, 735, 762, 819, 882, 889, 910, 1143, 1170, 1270, 1274, 1365, 1470, 1638, 1651, 1778, 1905, 1911, 2205, 2286, 2667, 2730, 3185, 3302, 3810, 3822, 4095, 4410, 4445, 4953, 5334, 5715, 5733, 6223, 6370, 8001, 8190, 8255, 8890, 9555, 9906, 11430, 11466, 11557, 12446, 13335, 14859, 16002, 16510, 18669, 19110, 23114, 24765, 26670, 28665, 29718, 31115, 34671, 37338, 40005, 49530, 56007, 57330, 57785, 62230, 69342, 74295, 80010, 80899, 93345, 104013, 112014, 115570, 148590, 161798, 173355, 186690, 208026, 242697, 280035, 346710, 404495, 485394, 520065, 560070, 728091, 808990, 1040130, 1213485, 1456182, 2426970, 3640455, 7280910]

約数ペア:

[(1, 7280910), (2, 3640455), (3, 2426970), (5, 1456182), (6, 1213485), (7, 1040130), (9, 808990), (10, 728091), (13, 560070), (14, 520065), (15, 485394), (18, 404495), (21, 346710), (26, 280035), (30, 242697), (35, 208026), (39, 186690), (42, 173355), (45, 161798), (49, 148590), (63, 115570), (65, 112014), (70, 104013), (78, 93345), (90, 80899), (91, 80010), (98, 74295), (105, 69342), (117, 62230), (126, 57785), (127, 57330), (130, 56007), (147, 49530), (182, 40005), (195, 37338), (210, 34671), (234, 31115), (245, 29718), (254, 28665), (273, 26670), (294, 24765), (315, 23114), (381, 19110), (390, 18669), (441, 16510), (455, 16002), (490, 14859), (546, 13335), (585, 12446), (630, 11557), (635, 11466), (637, 11430), (735, 9906), (762, 9555), (819, 8890), (882, 8255), (889, 8190), (910, 8001), (1143, 6370), (1170, 6223), (1270, 5733), (1274, 5715), (1365, 5334), (1470, 4953), (1638, 4445), (1651, 4410), (1778, 4095), (1905, 3822), (1911, 3810), (2205, 3302), (2286, 3185), (2667, 2730)]