268545480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^2\times {\mathrm{109}}^1\times {\mathrm{419}}^1$

素因数の和:556

約数の個数: 192

約数和(自身を含む): 948024000

約数和(自身を除く): 679478520

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, 109, 120, 140, 147, 168, 196, 210, 218, 245, 280, 294, 327, 392, 419, 420, 436, 490, 545, 588, 654, 735, 763, 838, 840, 872, 980, 1090, 1176, 1257, 1308, 1470, 1526, 1635, 1676, 1960, 2095, 2180, 2289, 2514, 2616, 2933, 2940, 3052, 3270, 3352, 3815, 4190, 4360, 4578, 5028, 5341, 5866, 5880, 6104, 6285, 6540, 7630, 8380, 8799, 9156, 10056, 10682, 11445, 11732, 12570, 13080, 14665, 15260, 16023, 16760, 17598, 18312, 20531, 21364, 22890, 23464, 25140, 26705, 29330, 30520, 32046, 35196, 41062, 42728, 43995, 45671, 45780, 50280, 53410, 58660, 61593, 64092, 70392, 80115, 82124, 87990, 91342, 91560, 102655, 106820, 117320, 123186, 128184, 137013, 160230, 164248, 175980, 182684, 205310, 213640, 228355, 246372, 274026, 307965, 319697, 320460, 351960, 365368, 410620, 456710, 492744, 548052, 615930, 639394, 640920, 685065, 821240, 913420, 959091, 1096104, 1231860, 1278788, 1370130, 1598485, 1826840, 1918182, 2237879, 2463720, 2557576, 2740260, 3196970, 3836364, 4475758, 4795455, 5480520, 6393940, 6713637, 7672728, 8951516, 9590910, 11189395, 12787880, 13427274, 17903032, 19181820, 22378790, 26854548, 33568185, 38363640, 44757580, 53709096, 67136370, 89515160, 134272740, 268545480]

約数ペア:

[(1, 268545480), (2, 134272740), (3, 89515160), (4, 67136370), (5, 53709096), (6, 44757580), (7, 38363640), (8, 33568185), (10, 26854548), (12, 22378790), (14, 19181820), (15, 17903032), (20, 13427274), (21, 12787880), (24, 11189395), (28, 9590910), (30, 8951516), (35, 7672728), (40, 6713637), (42, 6393940), (49, 5480520), (56, 4795455), (60, 4475758), (70, 3836364), (84, 3196970), (98, 2740260), (105, 2557576), (109, 2463720), (120, 2237879), (140, 1918182), (147, 1826840), (168, 1598485), (196, 1370130), (210, 1278788), (218, 1231860), (245, 1096104), (280, 959091), (294, 913420), (327, 821240), (392, 685065), (419, 640920), (420, 639394), (436, 615930), (490, 548052), (545, 492744), (588, 456710), (654, 410620), (735, 365368), (763, 351960), (838, 320460), (840, 319697), (872, 307965), (980, 274026), (1090, 246372), (1176, 228355), (1257, 213640), (1308, 205310), (1470, 182684), (1526, 175980), (1635, 164248), (1676, 160230), (1960, 137013), (2095, 128184), (2180, 123186), (2289, 117320), (2514, 106820), (2616, 102655), (2933, 91560), (2940, 91342), (3052, 87990), (3270, 82124), (3352, 80115), (3815, 70392), (4190, 64092), (4360, 61593), (4578, 58660), (5028, 53410), (5341, 50280), (5866, 45780), (5880, 45671), (6104, 43995), (6285, 42728), (6540, 41062), (7630, 35196), (8380, 32046), (8799, 30520), (9156, 29330), (10056, 26705), (10682, 25140), (11445, 23464), (11732, 22890), (12570, 21364), (13080, 20531), (14665, 18312), (15260, 17598), (16023, 16760)]