31467800

素因数分解:

$2^3\times 5^2\times 7^2\times {\mathrm{13}}^2\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 216

約数和(自身を含む): 97008300

約数和(自身を除く): 65540500

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 25, 26, 28, 35, 38, 40, 49, 50, 52, 56, 65, 70, 76, 91, 95, 98, 100, 104, 130, 133, 140, 152, 169, 175, 182, 190, 196, 200, 245, 247, 260, 266, 280, 325, 338, 350, 364, 380, 392, 455, 475, 490, 494, 520, 532, 637, 650, 665, 676, 700, 728, 760, 845, 910, 931, 950, 980, 988, 1064, 1183, 1225, 1235, 1274, 1300, 1330, 1352, 1400, 1690, 1729, 1820, 1862, 1900, 1960, 1976, 2275, 2366, 2450, 2470, 2548, 2600, 2660, 3185, 3211, 3325, 3380, 3458, 3640, 3724, 3800, 4225, 4550, 4655, 4732, 4900, 4940, 5096, 5320, 5915, 6175, 6370, 6422, 6650, 6760, 6916, 7448, 8281, 8450, 8645, 9100, 9310, 9464, 9800, 9880, 11830, 12103, 12350, 12740, 12844, 13300, 13832, 15925, 16055, 16562, 16900, 17290, 18200, 18620, 22477, 23275, 23660, 24206, 24700, 25480, 25688, 26600, 29575, 31850, 32110, 33124, 33800, 34580, 37240, 41405, 43225, 44954, 46550, 47320, 48412, 49400, 59150, 60515, 63700, 64220, 66248, 69160, 80275, 82810, 86450, 89908, 93100, 96824, 112385, 118300, 121030, 127400, 128440, 157339, 160550, 165620, 172900, 179816, 186200, 207025, 224770, 236600, 242060, 302575, 314678, 321100, 331240, 345800, 414050, 449540, 484120, 561925, 605150, 629356, 642200, 786695, 828100, 899080, 1123850, 1210300, 1258712, 1573390, 1656200, 2247700, 2420600, 3146780, 3933475, 4495400, 6293560, 7866950, 15733900, 31467800]

約数ペア:

[(1, 31467800), (2, 15733900), (4, 7866950), (5, 6293560), (7, 4495400), (8, 3933475), (10, 3146780), (13, 2420600), (14, 2247700), (19, 1656200), (20, 1573390), (25, 1258712), (26, 1210300), (28, 1123850), (35, 899080), (38, 828100), (40, 786695), (49, 642200), (50, 629356), (52, 605150), (56, 561925), (65, 484120), (70, 449540), (76, 414050), (91, 345800), (95, 331240), (98, 321100), (100, 314678), (104, 302575), (130, 242060), (133, 236600), (140, 224770), (152, 207025), (169, 186200), (175, 179816), (182, 172900), (190, 165620), (196, 160550), (200, 157339), (245, 128440), (247, 127400), (260, 121030), (266, 118300), (280, 112385), (325, 96824), (338, 93100), (350, 89908), (364, 86450), (380, 82810), (392, 80275), (455, 69160), (475, 66248), (490, 64220), (494, 63700), (520, 60515), (532, 59150), (637, 49400), (650, 48412), (665, 47320), (676, 46550), (700, 44954), (728, 43225), (760, 41405), (845, 37240), (910, 34580), (931, 33800), (950, 33124), (980, 32110), (988, 31850), (1064, 29575), (1183, 26600), (1225, 25688), (1235, 25480), (1274, 24700), (1300, 24206), (1330, 23660), (1352, 23275), (1400, 22477), (1690, 18620), (1729, 18200), (1820, 17290), (1862, 16900), (1900, 16562), (1960, 16055), (1976, 15925), (2275, 13832), (2366, 13300), (2450, 12844), (2470, 12740), (2548, 12350), (2600, 12103), (2660, 11830), (3185, 9880), (3211, 9800), (3325, 9464), (3380, 9310), (3458, 9100), (3640, 8645), (3724, 8450), (3800, 8281), (4225, 7448), (4550, 6916), (4655, 6760), (4732, 6650), (4900, 6422), (4940, 6370), (5096, 6175), (5320, 5915)]