39801720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^3\times {\mathrm{967}}^1$

素因数の和:1002

約数の個数: 128

約数和(自身を含む): 139392000

約数和(自身を除く): 99590280

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 49, 56, 60, 70, 84, 98, 105, 120, 140, 147, 168, 196, 210, 245, 280, 294, 343, 392, 420, 490, 588, 686, 735, 840, 967, 980, 1029, 1176, 1372, 1470, 1715, 1934, 1960, 2058, 2744, 2901, 2940, 3430, 3868, 4116, 4835, 5145, 5802, 5880, 6769, 6860, 7736, 8232, 9670, 10290, 11604, 13538, 13720, 14505, 19340, 20307, 20580, 23208, 27076, 29010, 33845, 38680, 40614, 41160, 47383, 54152, 58020, 67690, 81228, 94766, 101535, 116040, 135380, 142149, 162456, 189532, 203070, 236915, 270760, 284298, 331681, 379064, 406140, 473830, 568596, 663362, 710745, 812280, 947660, 995043, 1137192, 1326724, 1421490, 1658405, 1895320, 1990086, 2653448, 2842980, 3316810, 3980172, 4975215, 5685960, 6633620, 7960344, 9950430, 13267240, 19900860, 39801720]

約数ペア:

[(1, 39801720), (2, 19900860), (3, 13267240), (4, 9950430), (5, 7960344), (6, 6633620), (7, 5685960), (8, 4975215), (10, 3980172), (12, 3316810), (14, 2842980), (15, 2653448), (20, 1990086), (21, 1895320), (24, 1658405), (28, 1421490), (30, 1326724), (35, 1137192), (40, 995043), (42, 947660), (49, 812280), (56, 710745), (60, 663362), (70, 568596), (84, 473830), (98, 406140), (105, 379064), (120, 331681), (140, 284298), (147, 270760), (168, 236915), (196, 203070), (210, 189532), (245, 162456), (280, 142149), (294, 135380), (343, 116040), (392, 101535), (420, 94766), (490, 81228), (588, 67690), (686, 58020), (735, 54152), (840, 47383), (967, 41160), (980, 40614), (1029, 38680), (1176, 33845), (1372, 29010), (1470, 27076), (1715, 23208), (1934, 20580), (1960, 20307), (2058, 19340), (2744, 14505), (2901, 13720), (2940, 13538), (3430, 11604), (3868, 10290), (4116, 9670), (4835, 8232), (5145, 7736), (5802, 6860), (5880, 6769)]