291574920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{26701}}^1$

素因数の和:26735

約数の個数: 128

約数和(自身を含む): 1076624640

約数和(自身を除く): 785049720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 20, 21, 24, 26, 28, 30, 35, 39, 40, 42, 52, 56, 60, 65, 70, 78, 84, 91, 104, 105, 120, 130, 140, 156, 168, 182, 195, 210, 260, 273, 280, 312, 364, 390, 420, 455, 520, 546, 728, 780, 840, 910, 1092, 1365, 1560, 1820, 2184, 2730, 3640, 5460, 10920, 26701, 53402, 80103, 106804, 133505, 160206, 186907, 213608, 267010, 320412, 347113, 373814, 400515, 534020, 560721, 640824, 694226, 747628, 801030, 934535, 1041339, 1068040, 1121442, 1388452, 1495256, 1602060, 1735565, 1869070, 2082678, 2242884, 2429791, 2776904, 2803605, 3204120, 3471130, 3738140, 4165356, 4485768, 4859582, 5206695, 5607210, 6942260, 7289373, 7476280, 8330712, 9719164, 10413390, 11214420, 12148955, 13884520, 14578746, 19438328, 20826780, 22428840, 24297910, 29157492, 36446865, 41653560, 48595820, 58314984, 72893730, 97191640, 145787460, 291574920]

約数ペア:

[(1, 291574920), (2, 145787460), (3, 97191640), (4, 72893730), (5, 58314984), (6, 48595820), (7, 41653560), (8, 36446865), (10, 29157492), (12, 24297910), (13, 22428840), (14, 20826780), (15, 19438328), (20, 14578746), (21, 13884520), (24, 12148955), (26, 11214420), (28, 10413390), (30, 9719164), (35, 8330712), (39, 7476280), (40, 7289373), (42, 6942260), (52, 5607210), (56, 5206695), (60, 4859582), (65, 4485768), (70, 4165356), (78, 3738140), (84, 3471130), (91, 3204120), (104, 2803605), (105, 2776904), (120, 2429791), (130, 2242884), (140, 2082678), (156, 1869070), (168, 1735565), (182, 1602060), (195, 1495256), (210, 1388452), (260, 1121442), (273, 1068040), (280, 1041339), (312, 934535), (364, 801030), (390, 747628), (420, 694226), (455, 640824), (520, 560721), (546, 534020), (728, 400515), (780, 373814), (840, 347113), (910, 320412), (1092, 267010), (1365, 213608), (1560, 186907), (1820, 160206), (2184, 133505), (2730, 106804), (3640, 80103), (5460, 53402), (10920, 26701)]