70715820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{359}}^1$

素因数の和:452

約数の個数: 144

約数和(自身を含む): 234420480

約数和(自身を除く): 163704660

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 67, 70, 84, 98, 105, 134, 140, 147, 196, 201, 210, 245, 268, 294, 335, 359, 402, 420, 469, 490, 588, 670, 718, 735, 804, 938, 980, 1005, 1077, 1340, 1407, 1436, 1470, 1795, 1876, 2010, 2154, 2345, 2513, 2814, 2940, 3283, 3590, 4020, 4308, 4690, 5026, 5385, 5628, 6566, 7035, 7180, 7539, 9380, 9849, 10052, 10770, 12565, 13132, 14070, 15078, 16415, 17591, 19698, 21540, 24053, 25130, 28140, 30156, 32830, 35182, 37695, 39396, 48106, 49245, 50260, 52773, 65660, 70364, 72159, 75390, 87955, 96212, 98490, 105546, 120265, 144318, 150780, 168371, 175910, 196980, 211092, 240530, 263865, 288636, 336742, 351820, 360795, 481060, 505113, 527730, 673484, 721590, 841855, 1010226, 1055460, 1178597, 1443180, 1683710, 2020452, 2357194, 2525565, 3367420, 3535791, 4714388, 5051130, 5892985, 7071582, 10102260, 11785970, 14143164, 17678955, 23571940, 35357910, 70715820]

約数ペア:

[(1, 70715820), (2, 35357910), (3, 23571940), (4, 17678955), (5, 14143164), (6, 11785970), (7, 10102260), (10, 7071582), (12, 5892985), (14, 5051130), (15, 4714388), (20, 3535791), (21, 3367420), (28, 2525565), (30, 2357194), (35, 2020452), (42, 1683710), (49, 1443180), (60, 1178597), (67, 1055460), (70, 1010226), (84, 841855), (98, 721590), (105, 673484), (134, 527730), (140, 505113), (147, 481060), (196, 360795), (201, 351820), (210, 336742), (245, 288636), (268, 263865), (294, 240530), (335, 211092), (359, 196980), (402, 175910), (420, 168371), (469, 150780), (490, 144318), (588, 120265), (670, 105546), (718, 98490), (735, 96212), (804, 87955), (938, 75390), (980, 72159), (1005, 70364), (1077, 65660), (1340, 52773), (1407, 50260), (1436, 49245), (1470, 48106), (1795, 39396), (1876, 37695), (2010, 35182), (2154, 32830), (2345, 30156), (2513, 28140), (2814, 25130), (2940, 24053), (3283, 21540), (3590, 19698), (4020, 17591), (4308, 16415), (4690, 15078), (5026, 14070), (5385, 13132), (5628, 12565), (6566, 10770), (7035, 10052), (7180, 9849), (7539, 9380)]