71957940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1$

素因数の和:174

約数の個数: 192

約数和(自身を含む): 232243200

約数和(自身を除く): 160285260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 19, 20, 30, 34, 38, 47, 51, 57, 60, 68, 76, 79, 85, 94, 95, 102, 114, 141, 158, 170, 188, 190, 204, 228, 235, 237, 255, 282, 285, 316, 323, 340, 380, 395, 470, 474, 510, 564, 570, 646, 705, 790, 799, 893, 940, 948, 969, 1020, 1140, 1185, 1292, 1343, 1410, 1501, 1580, 1598, 1615, 1786, 1938, 2370, 2397, 2679, 2686, 2820, 3002, 3196, 3230, 3572, 3713, 3876, 3995, 4029, 4465, 4503, 4740, 4794, 4845, 5358, 5372, 6004, 6460, 6715, 7426, 7505, 7990, 8058, 8930, 9006, 9588, 9690, 10716, 11139, 11985, 13395, 13430, 14852, 15010, 15181, 15980, 16116, 17860, 18012, 18565, 19380, 20145, 22278, 22515, 23970, 25517, 26790, 26860, 30020, 30362, 37130, 40290, 44556, 45030, 45543, 47940, 51034, 53580, 55695, 60724, 63121, 70547, 74260, 75905, 76551, 80580, 90060, 91086, 102068, 111390, 126242, 127585, 141094, 151810, 153102, 182172, 189363, 211641, 222780, 227715, 252484, 255170, 282188, 303620, 306204, 315605, 352735, 378726, 382755, 423282, 455430, 510340, 631210, 705470, 757452, 765510, 846564, 910860, 946815, 1058205, 1199299, 1262420, 1410940, 1531020, 1893630, 2116410, 2398598, 3597897, 3787260, 4232820, 4797196, 5996495, 7195794, 11992990, 14391588, 17989485, 23985980, 35978970, 71957940]

約数ペア:

[(1, 71957940), (2, 35978970), (3, 23985980), (4, 17989485), (5, 14391588), (6, 11992990), (10, 7195794), (12, 5996495), (15, 4797196), (17, 4232820), (19, 3787260), (20, 3597897), (30, 2398598), (34, 2116410), (38, 1893630), (47, 1531020), (51, 1410940), (57, 1262420), (60, 1199299), (68, 1058205), (76, 946815), (79, 910860), (85, 846564), (94, 765510), (95, 757452), (102, 705470), (114, 631210), (141, 510340), (158, 455430), (170, 423282), (188, 382755), (190, 378726), (204, 352735), (228, 315605), (235, 306204), (237, 303620), (255, 282188), (282, 255170), (285, 252484), (316, 227715), (323, 222780), (340, 211641), (380, 189363), (395, 182172), (470, 153102), (474, 151810), (510, 141094), (564, 127585), (570, 126242), (646, 111390), (705, 102068), (790, 91086), (799, 90060), (893, 80580), (940, 76551), (948, 75905), (969, 74260), (1020, 70547), (1140, 63121), (1185, 60724), (1292, 55695), (1343, 53580), (1410, 51034), (1501, 47940), (1580, 45543), (1598, 45030), (1615, 44556), (1786, 40290), (1938, 37130), (2370, 30362), (2397, 30020), (2679, 26860), (2686, 26790), (2820, 25517), (3002, 23970), (3196, 22515), (3230, 22278), (3572, 20145), (3713, 19380), (3876, 18565), (3995, 18012), (4029, 17860), (4465, 16116), (4503, 15980), (4740, 15181), (4794, 15010), (4845, 14852), (5358, 13430), (5372, 13395), (6004, 11985), (6460, 11139), (6715, 10716), (7426, 9690), (7505, 9588), (7990, 9006), (8058, 8930)]