388637400

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{467}}^1$

素因数の和:578

約数の個数: 192

約数和(自身を含む): 1288310400

約数和(自身を除く): 899673000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 25, 30, 38, 40, 50, 57, 60, 73, 75, 76, 95, 100, 114, 120, 146, 150, 152, 190, 200, 219, 228, 285, 292, 300, 365, 380, 438, 456, 467, 475, 570, 584, 600, 730, 760, 876, 934, 950, 1095, 1140, 1387, 1401, 1425, 1460, 1752, 1825, 1868, 1900, 2190, 2280, 2335, 2774, 2802, 2850, 2920, 3650, 3736, 3800, 4161, 4380, 4670, 5475, 5548, 5604, 5700, 6935, 7005, 7300, 8322, 8760, 8873, 9340, 10950, 11096, 11208, 11400, 11675, 13870, 14010, 14600, 16644, 17746, 18680, 20805, 21900, 23350, 26619, 27740, 28020, 33288, 34091, 34675, 35025, 35492, 41610, 43800, 44365, 46700, 53238, 55480, 56040, 68182, 69350, 70050, 70984, 83220, 88730, 93400, 102273, 104025, 106476, 133095, 136364, 138700, 140100, 166440, 170455, 177460, 204546, 208050, 212952, 221825, 266190, 272728, 277400, 280200, 340910, 354920, 409092, 416100, 443650, 511365, 532380, 647729, 665475, 681820, 818184, 832200, 852275, 887300, 1022730, 1064760, 1295458, 1330950, 1363640, 1704550, 1774600, 1943187, 2045460, 2556825, 2590916, 2661900, 3238645, 3409100, 3886374, 4090920, 5113650, 5181832, 5323800, 6477290, 6818200, 7772748, 9715935, 10227300, 12954580, 15545496, 16193225, 19431870, 20454600, 25909160, 32386450, 38863740, 48579675, 64772900, 77727480, 97159350, 129545800, 194318700, 388637400]

約数ペア:

[(1, 388637400), (2, 194318700), (3, 129545800), (4, 97159350), (5, 77727480), (6, 64772900), (8, 48579675), (10, 38863740), (12, 32386450), (15, 25909160), (19, 20454600), (20, 19431870), (24, 16193225), (25, 15545496), (30, 12954580), (38, 10227300), (40, 9715935), (50, 7772748), (57, 6818200), (60, 6477290), (73, 5323800), (75, 5181832), (76, 5113650), (95, 4090920), (100, 3886374), (114, 3409100), (120, 3238645), (146, 2661900), (150, 2590916), (152, 2556825), (190, 2045460), (200, 1943187), (219, 1774600), (228, 1704550), (285, 1363640), (292, 1330950), (300, 1295458), (365, 1064760), (380, 1022730), (438, 887300), (456, 852275), (467, 832200), (475, 818184), (570, 681820), (584, 665475), (600, 647729), (730, 532380), (760, 511365), (876, 443650), (934, 416100), (950, 409092), (1095, 354920), (1140, 340910), (1387, 280200), (1401, 277400), (1425, 272728), (1460, 266190), (1752, 221825), (1825, 212952), (1868, 208050), (1900, 204546), (2190, 177460), (2280, 170455), (2335, 166440), (2774, 140100), (2802, 138700), (2850, 136364), (2920, 133095), (3650, 106476), (3736, 104025), (3800, 102273), (4161, 93400), (4380, 88730), (4670, 83220), (5475, 70984), (5548, 70050), (5604, 69350), (5700, 68182), (6935, 56040), (7005, 55480), (7300, 53238), (8322, 46700), (8760, 44365), (8873, 43800), (9340, 41610), (10950, 35492), (11096, 35025), (11208, 34675), (11400, 34091), (11675, 33288), (13870, 28020), (14010, 27740), (14600, 26619), (16644, 23350), (17746, 21900), (18680, 20805)]