205873740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3541}}^1$

素因数の和:3592

約数の個数: 144

約数和(自身を含む): 696215520

約数和(自身を除く): 490341780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 684, 765, 855, 969, 1020, 1140, 1292, 1530, 1615, 1710, 1938, 2907, 3060, 3230, 3420, 3541, 3876, 4845, 5814, 6460, 7082, 9690, 10623, 11628, 14164, 14535, 17705, 19380, 21246, 29070, 31869, 35410, 42492, 53115, 58140, 60197, 63738, 67279, 70820, 106230, 120394, 127476, 134558, 159345, 180591, 201837, 212460, 240788, 269116, 300985, 318690, 336395, 361182, 403674, 541773, 601970, 605511, 637380, 672790, 722364, 807348, 902955, 1009185, 1083546, 1143743, 1203940, 1211022, 1345580, 1805910, 2018370, 2167092, 2287486, 2422044, 2708865, 3027555, 3431229, 3611820, 4036740, 4574972, 5417730, 5718715, 6055110, 6862458, 10293687, 10835460, 11437430, 12110220, 13724916, 17156145, 20587374, 22874860, 34312290, 41174748, 51468435, 68624580, 102936870, 205873740]

約数ペア:

[(1, 205873740), (2, 102936870), (3, 68624580), (4, 51468435), (5, 41174748), (6, 34312290), (9, 22874860), (10, 20587374), (12, 17156145), (15, 13724916), (17, 12110220), (18, 11437430), (19, 10835460), (20, 10293687), (30, 6862458), (34, 6055110), (36, 5718715), (38, 5417730), (45, 4574972), (51, 4036740), (57, 3611820), (60, 3431229), (68, 3027555), (76, 2708865), (85, 2422044), (90, 2287486), (95, 2167092), (102, 2018370), (114, 1805910), (153, 1345580), (170, 1211022), (171, 1203940), (180, 1143743), (190, 1083546), (204, 1009185), (228, 902955), (255, 807348), (285, 722364), (306, 672790), (323, 637380), (340, 605511), (342, 601970), (380, 541773), (510, 403674), (570, 361182), (612, 336395), (646, 318690), (684, 300985), (765, 269116), (855, 240788), (969, 212460), (1020, 201837), (1140, 180591), (1292, 159345), (1530, 134558), (1615, 127476), (1710, 120394), (1938, 106230), (2907, 70820), (3060, 67279), (3230, 63738), (3420, 60197), (3541, 58140), (3876, 53115), (4845, 42492), (5814, 35410), (6460, 31869), (7082, 29070), (9690, 21246), (10623, 19380), (11628, 17705), (14164, 14535)]