378656040

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{353}}^1\times {\mathrm{1277}}^1$

素因数の和:1651

約数の個数: 128

約数和(自身を含む): 1302946560

約数和(自身を除く): 924290520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 353, 420, 706, 840, 1059, 1277, 1412, 1765, 2118, 2471, 2554, 2824, 3530, 3831, 4236, 4942, 5108, 5295, 6385, 7060, 7413, 7662, 8472, 8939, 9884, 10216, 10590, 12355, 12770, 14120, 14826, 15324, 17878, 19155, 19768, 21180, 24710, 25540, 26817, 29652, 30648, 35756, 37065, 38310, 42360, 44695, 49420, 51080, 53634, 59304, 71512, 74130, 76620, 89390, 98840, 107268, 134085, 148260, 153240, 178780, 214536, 268170, 296520, 357560, 450781, 536340, 901562, 1072680, 1352343, 1803124, 2253905, 2704686, 3155467, 3606248, 4507810, 5409372, 6310934, 6761715, 9015620, 9466401, 10818744, 12621868, 13523430, 15777335, 18031240, 18932802, 25243736, 27046860, 31554670, 37865604, 47332005, 54093720, 63109340, 75731208, 94664010, 126218680, 189328020, 378656040]

約数ペア:

[(1, 378656040), (2, 189328020), (3, 126218680), (4, 94664010), (5, 75731208), (6, 63109340), (7, 54093720), (8, 47332005), (10, 37865604), (12, 31554670), (14, 27046860), (15, 25243736), (20, 18932802), (21, 18031240), (24, 15777335), (28, 13523430), (30, 12621868), (35, 10818744), (40, 9466401), (42, 9015620), (56, 6761715), (60, 6310934), (70, 5409372), (84, 4507810), (105, 3606248), (120, 3155467), (140, 2704686), (168, 2253905), (210, 1803124), (280, 1352343), (353, 1072680), (420, 901562), (706, 536340), (840, 450781), (1059, 357560), (1277, 296520), (1412, 268170), (1765, 214536), (2118, 178780), (2471, 153240), (2554, 148260), (2824, 134085), (3530, 107268), (3831, 98840), (4236, 89390), (4942, 76620), (5108, 74130), (5295, 71512), (6385, 59304), (7060, 53634), (7413, 51080), (7662, 49420), (8472, 44695), (8939, 42360), (9884, 38310), (10216, 37065), (10590, 35756), (12355, 30648), (12770, 29652), (14120, 26817), (14826, 25540), (15324, 24710), (17878, 21180), (19155, 19768)]