128501640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{2333}}^1$

素因数の和:2373

約数の個数: 160

約数和(自身を含む): 457510680

約数和(自身を除く): 329009040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 81, 85, 90, 102, 108, 120, 135, 136, 153, 162, 170, 180, 204, 216, 255, 270, 306, 324, 340, 360, 405, 408, 459, 510, 540, 612, 648, 680, 765, 810, 918, 1020, 1080, 1224, 1377, 1530, 1620, 1836, 2040, 2295, 2333, 2754, 3060, 3240, 3672, 4590, 4666, 5508, 6120, 6885, 6999, 9180, 9332, 11016, 11665, 13770, 13998, 18360, 18664, 20997, 23330, 27540, 27996, 34995, 39661, 41994, 46660, 55080, 55992, 62991, 69990, 79322, 83988, 93320, 104985, 118983, 125982, 139980, 158644, 167976, 188973, 198305, 209970, 237966, 251964, 279960, 314955, 317288, 356949, 377946, 396610, 419940, 475932, 503928, 594915, 629910, 713898, 755892, 793220, 839880, 944865, 951864, 1070847, 1189830, 1259820, 1427796, 1511784, 1586440, 1784745, 1889730, 2141694, 2379660, 2519640, 2855592, 3212541, 3569490, 3779460, 4283388, 4759320, 5354235, 6425082, 7138980, 7558920, 8566776, 10708470, 12850164, 14277960, 16062705, 21416940, 25700328, 32125410, 42833880, 64250820, 128501640]

約数ペア:

[(1, 128501640), (2, 64250820), (3, 42833880), (4, 32125410), (5, 25700328), (6, 21416940), (8, 16062705), (9, 14277960), (10, 12850164), (12, 10708470), (15, 8566776), (17, 7558920), (18, 7138980), (20, 6425082), (24, 5354235), (27, 4759320), (30, 4283388), (34, 3779460), (36, 3569490), (40, 3212541), (45, 2855592), (51, 2519640), (54, 2379660), (60, 2141694), (68, 1889730), (72, 1784745), (81, 1586440), (85, 1511784), (90, 1427796), (102, 1259820), (108, 1189830), (120, 1070847), (135, 951864), (136, 944865), (153, 839880), (162, 793220), (170, 755892), (180, 713898), (204, 629910), (216, 594915), (255, 503928), (270, 475932), (306, 419940), (324, 396610), (340, 377946), (360, 356949), (405, 317288), (408, 314955), (459, 279960), (510, 251964), (540, 237966), (612, 209970), (648, 198305), (680, 188973), (765, 167976), (810, 158644), (918, 139980), (1020, 125982), (1080, 118983), (1224, 104985), (1377, 93320), (1530, 83988), (1620, 79322), (1836, 69990), (2040, 62991), (2295, 55992), (2333, 55080), (2754, 46660), (3060, 41994), (3240, 39661), (3672, 34995), (4590, 27996), (4666, 27540), (5508, 23330), (6120, 20997), (6885, 18664), (6999, 18360), (9180, 13998), (9332, 13770), (11016, 11665)]