140781900

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{157}}^1$

素因数の和:249

約数の個数: 216

約数和(自身を含む): 484666896

約数和(自身を除く): 343884996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 49, 50, 60, 61, 70, 75, 84, 98, 100, 105, 122, 140, 147, 150, 157, 175, 183, 196, 210, 244, 245, 294, 300, 305, 314, 350, 366, 420, 427, 471, 490, 525, 588, 610, 628, 700, 732, 735, 785, 854, 915, 942, 980, 1050, 1099, 1220, 1225, 1281, 1470, 1525, 1570, 1708, 1830, 1884, 2100, 2135, 2198, 2355, 2450, 2562, 2940, 2989, 3050, 3140, 3297, 3660, 3675, 3925, 4270, 4396, 4575, 4710, 4900, 5124, 5495, 5978, 6100, 6405, 6594, 7350, 7693, 7850, 8540, 8967, 9150, 9420, 9577, 10675, 10990, 11775, 11956, 12810, 13188, 14700, 14945, 15386, 15700, 16485, 17934, 18300, 19154, 21350, 21980, 23079, 23550, 25620, 27475, 28731, 29890, 30772, 32025, 32970, 35868, 38308, 38465, 42700, 44835, 46158, 47100, 47885, 54950, 57462, 59780, 64050, 65940, 67039, 74725, 76930, 82425, 89670, 92316, 95770, 109900, 114924, 115395, 128100, 134078, 143655, 149450, 153860, 164850, 179340, 191540, 192325, 201117, 224175, 230790, 239425, 268156, 287310, 298900, 329700, 335195, 384650, 402234, 448350, 461580, 469273, 478850, 574620, 576975, 670390, 718275, 769300, 804468, 896700, 938546, 957700, 1005585, 1153950, 1340780, 1407819, 1436550, 1675975, 1877092, 2011170, 2307900, 2346365, 2815638, 2873100, 3351950, 4022340, 4692730, 5027925, 5631276, 6703900, 7039095, 9385460, 10055850, 11731825, 14078190, 20111700, 23463650, 28156380, 35195475, 46927300, 70390950, 140781900]

約数ペア:

[(1, 140781900), (2, 70390950), (3, 46927300), (4, 35195475), (5, 28156380), (6, 23463650), (7, 20111700), (10, 14078190), (12, 11731825), (14, 10055850), (15, 9385460), (20, 7039095), (21, 6703900), (25, 5631276), (28, 5027925), (30, 4692730), (35, 4022340), (42, 3351950), (49, 2873100), (50, 2815638), (60, 2346365), (61, 2307900), (70, 2011170), (75, 1877092), (84, 1675975), (98, 1436550), (100, 1407819), (105, 1340780), (122, 1153950), (140, 1005585), (147, 957700), (150, 938546), (157, 896700), (175, 804468), (183, 769300), (196, 718275), (210, 670390), (244, 576975), (245, 574620), (294, 478850), (300, 469273), (305, 461580), (314, 448350), (350, 402234), (366, 384650), (420, 335195), (427, 329700), (471, 298900), (490, 287310), (525, 268156), (588, 239425), (610, 230790), (628, 224175), (700, 201117), (732, 192325), (735, 191540), (785, 179340), (854, 164850), (915, 153860), (942, 149450), (980, 143655), (1050, 134078), (1099, 128100), (1220, 115395), (1225, 114924), (1281, 109900), (1470, 95770), (1525, 92316), (1570, 89670), (1708, 82425), (1830, 76930), (1884, 74725), (2100, 67039), (2135, 65940), (2198, 64050), (2355, 59780), (2450, 57462), (2562, 54950), (2940, 47885), (2989, 47100), (3050, 46158), (3140, 44835), (3297, 42700), (3660, 38465), (3675, 38308), (3925, 35868), (4270, 32970), (4396, 32025), (4575, 30772), (4710, 29890), (4900, 28731), (5124, 27475), (5495, 25620), (5978, 23550), (6100, 23079), (6405, 21980), (6594, 21350), (7350, 19154), (7693, 18300), (7850, 17934), (8540, 16485), (8967, 15700), (9150, 15386), (9420, 14945), (9577, 14700), (10675, 13188), (10990, 12810), (11775, 11956)]