28569450

素因数分解:

$2^1\times 3^1\times 5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1$

素因数の和:78

約数の個数: 216

約数和(自身を含む): 93127968

約数和(自身を除く): 64558518

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 23, 25, 26, 30, 35, 39, 42, 46, 49, 50, 65, 69, 70, 75, 78, 91, 98, 105, 115, 130, 138, 147, 150, 161, 169, 175, 182, 195, 210, 230, 245, 273, 294, 299, 322, 325, 338, 345, 350, 390, 455, 483, 490, 507, 525, 546, 575, 598, 637, 650, 690, 735, 805, 845, 897, 910, 966, 975, 1014, 1050, 1127, 1150, 1183, 1225, 1274, 1365, 1470, 1495, 1610, 1690, 1725, 1794, 1911, 1950, 2093, 2254, 2275, 2366, 2415, 2450, 2535, 2730, 2990, 3185, 3381, 3450, 3549, 3675, 3822, 3887, 4025, 4186, 4225, 4485, 4550, 4830, 5070, 5635, 5915, 6279, 6370, 6762, 6825, 7098, 7350, 7475, 7774, 8050, 8281, 8450, 8970, 9555, 10465, 11270, 11661, 11830, 12075, 12558, 12675, 13650, 14651, 14950, 15925, 16562, 16905, 17745, 19110, 19435, 20930, 22425, 23322, 24150, 24843, 25350, 27209, 28175, 29302, 29575, 31395, 31850, 33810, 35490, 38870, 41405, 43953, 44850, 47775, 49686, 52325, 54418, 56350, 58305, 59150, 62790, 73255, 81627, 82810, 84525, 87906, 88725, 95550, 97175, 104650, 116610, 124215, 136045, 146510, 156975, 163254, 169050, 177450, 190463, 194350, 207025, 219765, 248430, 272090, 291525, 313950, 366275, 380926, 408135, 414050, 439530, 571389, 583050, 621075, 680225, 732550, 816270, 952315, 1098825, 1142778, 1242150, 1360450, 1904630, 2040675, 2197650, 2856945, 4081350, 4761575, 5713890, 9523150, 14284725, 28569450]

約数ペア:

[(1, 28569450), (2, 14284725), (3, 9523150), (5, 5713890), (6, 4761575), (7, 4081350), (10, 2856945), (13, 2197650), (14, 2040675), (15, 1904630), (21, 1360450), (23, 1242150), (25, 1142778), (26, 1098825), (30, 952315), (35, 816270), (39, 732550), (42, 680225), (46, 621075), (49, 583050), (50, 571389), (65, 439530), (69, 414050), (70, 408135), (75, 380926), (78, 366275), (91, 313950), (98, 291525), (105, 272090), (115, 248430), (130, 219765), (138, 207025), (147, 194350), (150, 190463), (161, 177450), (169, 169050), (175, 163254), (182, 156975), (195, 146510), (210, 136045), (230, 124215), (245, 116610), (273, 104650), (294, 97175), (299, 95550), (322, 88725), (325, 87906), (338, 84525), (345, 82810), (350, 81627), (390, 73255), (455, 62790), (483, 59150), (490, 58305), (507, 56350), (525, 54418), (546, 52325), (575, 49686), (598, 47775), (637, 44850), (650, 43953), (690, 41405), (735, 38870), (805, 35490), (845, 33810), (897, 31850), (910, 31395), (966, 29575), (975, 29302), (1014, 28175), (1050, 27209), (1127, 25350), (1150, 24843), (1183, 24150), (1225, 23322), (1274, 22425), (1365, 20930), (1470, 19435), (1495, 19110), (1610, 17745), (1690, 16905), (1725, 16562), (1794, 15925), (1911, 14950), (1950, 14651), (2093, 13650), (2254, 12675), (2275, 12558), (2366, 12075), (2415, 11830), (2450, 11661), (2535, 11270), (2730, 10465), (2990, 9555), (3185, 8970), (3381, 8450), (3450, 8281), (3549, 8050), (3675, 7774), (3822, 7475), (3887, 7350), (4025, 7098), (4186, 6825), (4225, 6762), (4485, 6370), (4550, 6279), (4830, 5915), (5070, 5635)]