252376410

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{661}}^1$

素因数の和:784

約数の個数: 128

約数和(自身を含む): 720679680

約数和(自身を除く): 468303270

約数列:

[1, 2, 3, 5, 6, 10, 11, 13, 15, 22, 26, 30, 33, 39, 55, 65, 66, 78, 89, 110, 130, 143, 165, 178, 195, 267, 286, 330, 390, 429, 445, 534, 661, 715, 858, 890, 979, 1157, 1322, 1335, 1430, 1958, 1983, 2145, 2314, 2670, 2937, 3305, 3471, 3966, 4290, 4895, 5785, 5874, 6610, 6942, 7271, 8593, 9790, 9915, 11570, 12727, 14542, 14685, 17186, 17355, 19830, 21813, 25454, 25779, 29370, 34710, 36355, 38181, 42965, 43626, 51558, 58829, 63635, 72710, 76362, 85930, 94523, 109065, 117658, 127270, 128895, 176487, 189046, 190905, 218130, 257790, 283569, 294145, 352974, 381810, 472615, 567138, 588290, 647119, 764777, 882435, 945230, 1294238, 1417845, 1529554, 1764870, 1941357, 2294331, 2835690, 3235595, 3823885, 3882714, 4588662, 6471190, 7647770, 8412547, 9706785, 11471655, 16825094, 19413570, 22943310, 25237641, 42062735, 50475282, 84125470, 126188205, 252376410]

約数ペア:

[(1, 252376410), (2, 126188205), (3, 84125470), (5, 50475282), (6, 42062735), (10, 25237641), (11, 22943310), (13, 19413570), (15, 16825094), (22, 11471655), (26, 9706785), (30, 8412547), (33, 7647770), (39, 6471190), (55, 4588662), (65, 3882714), (66, 3823885), (78, 3235595), (89, 2835690), (110, 2294331), (130, 1941357), (143, 1764870), (165, 1529554), (178, 1417845), (195, 1294238), (267, 945230), (286, 882435), (330, 764777), (390, 647119), (429, 588290), (445, 567138), (534, 472615), (661, 381810), (715, 352974), (858, 294145), (890, 283569), (979, 257790), (1157, 218130), (1322, 190905), (1335, 189046), (1430, 176487), (1958, 128895), (1983, 127270), (2145, 117658), (2314, 109065), (2670, 94523), (2937, 85930), (3305, 76362), (3471, 72710), (3966, 63635), (4290, 58829), (4895, 51558), (5785, 43626), (5874, 42965), (6610, 38181), (6942, 36355), (7271, 34710), (8593, 29370), (9790, 25779), (9915, 25454), (11570, 21813), (12727, 19830), (14542, 17355), (14685, 17186)]