28268100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^2\times {\mathrm{641}}^1$

素因数の和:675

約数の個数: 162

約数和(自身を含む): 103231674

約数和(自身を除く): 74963574

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 49, 50, 60, 63, 70, 75, 84, 90, 98, 100, 105, 126, 140, 147, 150, 175, 180, 196, 210, 225, 245, 252, 294, 300, 315, 350, 420, 441, 450, 490, 525, 588, 630, 641, 700, 735, 882, 900, 980, 1050, 1225, 1260, 1282, 1470, 1575, 1764, 1923, 2100, 2205, 2450, 2564, 2940, 3150, 3205, 3675, 3846, 4410, 4487, 4900, 5769, 6300, 6410, 7350, 7692, 8820, 8974, 9615, 11025, 11538, 12820, 13461, 14700, 16025, 17948, 19230, 22050, 22435, 23076, 26922, 28845, 31409, 32050, 38460, 40383, 44100, 44870, 48075, 53844, 57690, 62818, 64100, 67305, 80766, 89740, 94227, 96150, 112175, 115380, 125636, 134610, 144225, 157045, 161532, 188454, 192300, 201915, 224350, 269220, 282681, 288450, 314090, 336525, 376908, 403830, 448700, 471135, 565362, 576900, 628180, 673050, 785225, 807660, 942270, 1009575, 1130724, 1346100, 1413405, 1570450, 1884540, 2019150, 2355675, 2826810, 3140900, 4038300, 4711350, 5653620, 7067025, 9422700, 14134050, 28268100]

約数ペア:

[(1, 28268100), (2, 14134050), (3, 9422700), (4, 7067025), (5, 5653620), (6, 4711350), (7, 4038300), (9, 3140900), (10, 2826810), (12, 2355675), (14, 2019150), (15, 1884540), (18, 1570450), (20, 1413405), (21, 1346100), (25, 1130724), (28, 1009575), (30, 942270), (35, 807660), (36, 785225), (42, 673050), (45, 628180), (49, 576900), (50, 565362), (60, 471135), (63, 448700), (70, 403830), (75, 376908), (84, 336525), (90, 314090), (98, 288450), (100, 282681), (105, 269220), (126, 224350), (140, 201915), (147, 192300), (150, 188454), (175, 161532), (180, 157045), (196, 144225), (210, 134610), (225, 125636), (245, 115380), (252, 112175), (294, 96150), (300, 94227), (315, 89740), (350, 80766), (420, 67305), (441, 64100), (450, 62818), (490, 57690), (525, 53844), (588, 48075), (630, 44870), (641, 44100), (700, 40383), (735, 38460), (882, 32050), (900, 31409), (980, 28845), (1050, 26922), (1225, 23076), (1260, 22435), (1282, 22050), (1470, 19230), (1575, 17948), (1764, 16025), (1923, 14700), (2100, 13461), (2205, 12820), (2450, 11538), (2564, 11025), (2940, 9615), (3150, 8974), (3205, 8820), (3675, 7692), (3846, 7350), (4410, 6410), (4487, 6300), (4900, 5769)]